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About Michael J. Owen
(Top Expert on this page)

Expertise
Pretty much anything about roofing, particularly asphalt shingle and metal. Replacing damaged sheathing/plywood etc. Questions about venting attic spaces.

Experience
Twenty years of repair, new roof, roof overs and truss work. Still enjoy "getting on the roof".

Organizations
None

Publications
Just had my late mothers book published. A murder mystery set in England.

Education/Credentials
High school, College graduate in England. Now living in Panama, Central America after living in the U.S. for 25 years .

Awards and Honors
None

Past/Present Clients
Way too many to list in England, California, Bahamas, Florida and Georgia.

   

You are here:  Experts > Home/Garden > Home Improvement/Repair > Roofing

Questions Answered By Expert  Michael J. Owen 
In Category  Roofing

SubjectDate Asked

Condensation in Attic11/19/2009
  Q: Prior to purchasing our home in NE Ohio, mold was found in attic. The mold was medigated and the ...
  A: Without being able to physically see and inspect your house, it is difficult to try and figure out ...
ridge vent11/15/2009
  Q: We had our roof replaced this year and had a ridge vent installed for the first time. The roofer ...
  A: NO. Holy Moly that was easy. Just my British sense of humor. Seriously though. Providing the ...
clearing out clogged gable vents11/13/2009
  Q: We realized that the mold starting on the inside of the plywood sheathing of our attic is due to the ...
  A: I'm not sure I fully understand your problem. Normally, with gable vents, they are quite accessible ...
Dormer valley flashing11/11/2009
  Q: Can you please show me how to form the termination of the valley flashing of a dormer with a 600mm ...
  A: I am sorry to say that I really can't figure out how to best approach your situation. Without being ...
Roof Inspection11/9/2009
  Q: We are selling our house. The home inspector for the buyer stated that he saw shingles ...
  A: Who you gonna call? Roofbusters of course.......Seriously though, unless your manufacturer was one ...
gaf ridge vent11/9/2009
  Q: Should all homes have the ridge vent installed? Littleton Colorado, Jefferson county My home does ...
  A: In my opinion, Yes. I believe, as do many others in the trade, that ridge vents are by far the best ...
metal roofing11/5/2009
  Q: just built home now 2yrs old, no venting was installed due to interior ceilings not completed.now ...
  A: I prefer and usually recommend ridge venting with soffit vents. The rule of thumb is one square foot ...
110 mph shingles11/4/2009
  Q: My home is in central Arkansas where we often see videos of tornado damage, usually complete ...
  A: Simple answer. "YES". If there is a chance of a near miss or high winds of over 60mph, I would ...
Installing soffit vents11/1/2009
  Q: We moved to Northern New York about 1 1/2 years ago. We bought a house built in 1969, but with a ...
  A: Just happened to be online this morning. Sounds like you could use some more insulation. I think the ...
new timberline shingle roof11/1/2009
  Q: Just had a slate roof remove and timberline shingles installed. When job was completed it was ...
  A: Do not pay anything yet. As I am in Panama, Central America, I can't say who you would contact in ...
new timberline shingle roof10/31/2009
  Q: Just had a slate roof remove and timberline shingles installed. When job was completed it was ...
  A: I have had this question many times in the past and the simple answer is: "There is no excuse for ...
Timberline hd shingle- application10/31/2009
  Q: "My house was just re-roofed (tear-off)with Timberline high definition prestique 30 shingles, ...
  A: If you are talking about the distance variation from row to row, providing the upper shingle ...
Replace Roof10/30/2009
  Q: My roof had damage on one side that leaks into the attic and a roofer came yesterday and finished ...
  A: Simple answer.........NO. What can I say after the fact? That does not make any sense at all. ...
soffit ventilation10/27/2009
  Q: I want to replace the soffit ventilation on my 40-year-old house. The current vents are mesh, with ...
  A: How about using this type of vent? They are for A/C returns but do come in many sizes. Perhaps you ...
soffit ventilation10/27/2009
  Q: I want to replace the soffit ventilation on my 40-year-old house. The current vents are mesh, with ...
  A: I would suggest that you buy enough strong wire mesh to cut to size and replace the existing. I know ...
Vented drip edge10/26/2009
  Q: I have eaves with finished wood on the underside of the soffits. When I had a re-roof job done last ...
  A: I have a similar problem with my house. The metal roof panels extend to the front edge of the ...
chimney flashing on metal ribbed roof10/23/2009
  Q: I'm installing a chimney kit for my woodstove up through my ribbed metal roof. It looks like the ...
  A: Unfortunately, I have never had experience with installing chimneys on metal roofs. However, my ...
replace ridge vent10/22/2009
  Q: My home is 3 yrs old. Ridge vent put on improperly. I want to hire a roofer to put on new Shingle ...
  A: Personally, I don't have any good reports of the Shingle vent type of installation. A few people who ...
chimney leak10/21/2009
  Q: chimney about 30 yr. old. use non vented propane gas logs. 09 sept. bad suttty smell fro ...
  A: I'm not sue I understand the problem. If the fireplace is non vented it should not require a ...
attic ventilation10/20/2009
  Q: We recently had our roof replaced due to hail damage. In addition to the hail damage, we had been ...
  A: Good attic ventilation is a very important factor that often is not addressed. In my opinion ridge ...
Sheathing Gap10/19/2009
  Q: I recently had a complete tear off done that required all new sheathing. From within my attic ...
  A: 1 1/2" - 2" gaps in the sheathing should not be a problem although it is a little more than usual. ...
ridgevents10/17/2009
  Q: I recently installed a Trimline ridge vent and have had major problems associated with very high ...
  A: Although I am not familiar with Trimline ridge venting systems, after a bit of research, I found ...
Shake roof10/15/2009
  Q: I would like to know the best solution for keeping mold out of a shake roof. I would also like to ...
  A: I assume you mean keeping mold out of the attic space and not the outside of the roof? In which ...
flashing10/15/2009
  Q: Just had our roof redone because of wind damage and hail. The roofers put up galvanized drip ...
  A: Changing the drip edge after the fact is not impossible but very difficult. The layers of shingles ...
Ridge vent v.s. roof vent on roof with steep pitch10/15/2009
  Q: We have a victorian style colonial with a steep roof and gables in the front. It desparately needs ...
  A: First of all, the rule of thumb is that for every 150 square feet of attic space, you need 1 s/f of ...
WhirlyBirds9/10/2009
  Q: I live in a costal Perth suburb where it can get very windy. I have two whirlybirds on the roof. The ...
  A: Most people I know that have whirly birds simply use trash bags and tie them round the vents. I am ...
roof ridge vent9/9/2009
  Q: When Our new roof was installed, my husband had a roof ridge vent installed as well. Now everytime I ...
  A: I can't quite understand how this happened. All ridge vents I have seen and used are tiny slots or ...
Sunroom Water Leaks9/9/2009
  Q: I had a Sunroom installed in May 2003. Ever since, we have experienced leaks in the top of the ...
  A: If you are pretty reasonably sure the leaks are between the house and the sun room roof then I don't ...
Sunroom Water Leaks9/9/2009
  Q: I had a Sunroom installed in May 2003. Ever since, we have experienced leaks in the top of the ...
  A: Would you be kind enough to send me either a picture of the roof or a detailed description of what ...
rake drip edge failure9/6/2009
  Q: My 3-tab roof is 12 years old and the gable ends are sagging and the wood is rotten. The metal rake ...
  A: I don't believe my eyes !!!!! What it looks like has happened is that water has got under the drip ...
rain diverter installed incorrectly on architectural shigles9/6/2009
  Q: I had a so-called expert handyman install a rain diverter on my house with 1 year old ...
  A: It is a bit after the fact now but here is a site to show how it should have been done: ...
rusted roof9/5/2009
  Q: i just moved to a mobile home that has a galvaninized roof and want to seal it but it has rust on it ...
  A: Your best course of action would be to try and sand down the rusty areas and then use a rust ...
box vents9/4/2009
  Q: We have interviewed 3 roofers about a new roof. Two have suggested we instal ridge and soffit vents. ...
  A: If there really isn't enough room to get vents into the soffit area, you may be able to install ...
exhaust vent9/3/2009
  Q: A couple of questions on venting kitchen exhaust. We have ventilated soffits and my kitchen exhaust ...
  A: I am pretty sure if the air coming out of the vent is not directed at any part of the roof decking, ...
Ice & water sheathing9/2/2009
  Q: I would like to ask about ice sheathing under shingles.Is that a good idea to place ice sheathing on ...
  A: I believe in this case, more is better. Depending on the latitude one or two three foot runs across ...
asphalt shingles9/1/2009
  Q: We live in a house that is 3 years old. This weekend we were cleaning our gutters, and noticed a lot ...
  A: It is possible that you did get some shoddy shingles and as far as I know, there is not a brand name ...
Can ridge vents increase home humidity levels?9/1/2009
  Q: In 2000, we put a new roof on the house. The roofer replaced our ridgevents and cut the slit in the ...
  A: Always a possibility. Some times the nails holding down the vent can work loose and allow a small ...
Do soffit vents need screens?9/1/2009
  Q: I've been trying to solve a problem in my old house. It is a 1920s one-and-a-half storey with a hip ...
  A: It may be impossible to attach screen from inside as there may not be enough space. One option may ...
Do soffit vents need screens?9/1/2009
  Q: I've been trying to solve a problem in my old house. It is a 1920s one-and-a-half storey with a hip ...
  A: Yes indeed they do. I can't understand why the contractor did not do it when installing the vents. ...
Can ridge vents increase home humidity levels?9/1/2009
  Q: In 2000, we put a new roof on the house. The roofer replaced our ridgevents and cut the slit in the ...
  A: If the ridge vents are leaking and allowing ants to infiltrate the attic space, something is ...
Water leak into flue8/30/2009
  Q: Michael, Recently I removed an oil fired range from the kitchen. I had to use an angle grinder to ...
  A: Without being able to carry out an inspection myself, it is difficult to try and figure out where ...
Gable vs Soffit Vents8/30/2009
  Q: I actually have two questions, if you dont' mind. Both are regarding my 1945 single-story located in ...
  A: That is a good possibility if there is minimal space between the ceiling and the roof deck. If you ...
Gable vs Soffit Vents8/30/2009
  Q: I actually have two questions, if you dont' mind. Both are regarding my 1945 single-story located in ...
  A: As I lived in southern states (CA-FL-GA and Bahamas) I can understand you fully. You are quite ...
Best roof against strong winds8/30/2009
  Q: i am an architecture student in a state university in Manila. i would like to ask what is the best ...
  A: I really don't have any idea what type of roof would be best in the Philippines. What ever is used ...
asphalt shingles8/30/2009
  Q: We live in a house that is 3 years old. This weekend we were cleaning our gutters, and noticed a lot ...
  A: What you are seeing in the gutter is normal. The granules will continue to come off and get washed ...
ridge line vent8/29/2009
  Q: How hard/expensive is it to install a ridge line vent if you're not replacing the roof? Our roof is ...
  A: It is not at all hard to install a ridge vent if you have the tools. However, to improve ventilation ...
Gable vs Soffit Vents8/29/2009
  Q: I actually have two questions, if you dont' mind. Both are regarding my 1945 single-story located in ...
  A: A ridge vent on it's own will serve very little purpose. Soffit vents are a must to allow cooler ...
Removing latex paint from asphalt shingled roof?8/27/2009
  Q: I recently had some work done at my home and it included the garage being painted yellow. When the ...
  A: My first choice would be to get the painters to remove it as they either did not think or bother to ...
tar residue on shingles8/26/2009
  Q: We have shingles installed only on bottom portion of roof then it rained. I am finding some tar ...
  A: I was not aware that you were doing the job yourself. In that case I am not sure what to say. It may ...
tar residue on shingles8/26/2009
  Q: We have shingles installed only on bottom portion of roof then it rained. I am finding some tar ...
  A: As far as I know, there is no reason that tar should get on to new shingles from an unfinished job. ...
attic fans and venting8/25/2009
  Q: I have ridge vent, and there are some narrow slots under the eaves (are these vents?) A contractor ...
  A: As I don't know where you live I would have to say at least a rating of R.30 insulation. Or in ...
attic fans and venting8/25/2009
  Q: I have ridge vent, and there are some narrow slots under the eaves (are these vents?) A contractor ...
  A: The slots under the eaves are 99% guaranteed to be vents and these do need to be inspected from time ...
Re: New roof costs8/24/2009
  Q: I am having a new roof put on my 16 year old home and it is 2,500 sq ft with high pitch. I will be ...
  A: Simple answer for you......."NO". Cost depends so much on where you live, which contractor you are ...
Hail damage8/22/2009
  Q: We recently had a hail storm and my insurance company is allowing replacement of the north side roof ...
  A: The only way to really tell if they will match is to try and get a sample to compare. You may be ...
Roof felt8/21/2009
  Q: I currently have 15lb felt on my roof. My insurance company is paying for my roof to be changed due ...
  A: It should be perfectly O.K. to lay new 30# felt over the 15# providing any protruding ...
Ridge ventilation for asphalt shingle roofs8/21/2009
  Q: I just finished speaking with a salesman from a local roofing company who during his pitch told me ...
  A: In my humble experience, ridge vents are by far the best way to exhaust hot air from an attic, ...
Garage vent removed by roofer8/20/2009
  Q: I have a 2-car detached garage with a 4-side peaked roof that I having re-roofed. (This is in ...
  A: The roofers should have asked you if you wanted the vents replaced or not. If yes, then they should ...
Footfalls8/15/2009
  Q: After a recent hail storm, I asked for an adjuster to view the new asphalt shingles on our home. ...
  A: This is a fairly common problem when roofers do not pick up their feet. It is usually caused by ...
Attic Ventilation8/14/2009
  Q: We're in the process of trying to hire a contractor to replace a roof that had hail damage. ...
  A: Small world Sharon. I used to live in Woodbine, off Harriets Bluff, and still have a rental house in ...
moisture problem after deredo8/13/2009
  Q: We were hit by a super-tornado the Friday before mothers day. Even though our roof looked OK I had ...
  A: It sounds to me like you have a "Damp-in-the-attic" problem. Although the roof leaks may have been ...
gutter apron (gutter flashing)8/12/2009
  Q: I have a 4/12 hip roof with asphalt shingles, my roofers have promised to install a metal drip edge ...
  A: You would either use a gutter apron or drip edge but it is not necessary to use both. The gutter ...
Roof Caps8/12/2009
  Q: I am planning two bathroom remodeling jobs in my home . Both need much improved ventilation . ...
  A: Although I am not familiar with roof caps, here is a web site that shows them in different sizes. I ...
attic heat8/11/2009
  Q: At what temperature does an attic become too hot? I am concerned that the heat of our attic (120 ...
  A: You have basically answered your own question. If the soffit vents are being obstructed by blown in ...
roof vent8/10/2009
  Q: Can you install a power vent when you have a ridge vent on the roof.would you need to close the ...
  A: It should be O.K. to install a power vent and leave the ridge vent in place providing there is ...
Capecod ventilation8/10/2009
  Q: Our 59 year old,cape cod home has a kneewall area behind one bedroom that is accessible and has ...
  A: I would rather not try and fumble around in the dark and answer your question. May I respectfully ...
Replacing shingle rood on Ranch Style8/10/2009
  Q: I am a 60-yr-old full-time student, working on a Bachelors to get me through the golden year. I ...
  A: I can't say when the cheapest time to replace a roof would be but Spring or Summer would be when to ...
leak in a roof8/8/2009
  Q: hey,michael i am having a problem with a ...
  A: I can't understand how you can have leaks from nail holes whether old or new. How come you have ...
Negative comments on ridge vents8/1/2009
  Q: Michael, I noticed in some of your postings you have referenced the web site ...
  A: I think that particular site may have been simply promoting their products. I firmly believe in ...
Rust (?) stains on fascia7/30/2009
  Q: I've been getting streaks on my fascia for about 6-8 months. Initially thought they were just ...
  A: Although it is possible, it is unlikely to be the ridge vent itself as they are almost always ...
new shingles over old felt paper7/29/2009
  Q: We hired a roofing company to put on our new roof which was to include new 15 lb felt paper. To our ...
  A: What can I say. As you have already paid your only course of action is to either go to small claims ...
Black Shingles7/29/2009
  Q: I just had a new roof done with black shingles. Contractor said it would not attract heat and ...
  A: Ask yourself this"Why are all solar panels black?" Answer: "Because they attract more sunlight being ...
new shingles over old felt paper7/28/2009
  Q: We hired a roofing company to put on our new roof which was to include new 15 lb felt paper. To our ...
  A: This should not have happened and part of the problem is the home owner. No disrespect to you but ...
attic vent ac7/27/2009
  Q: I have an all electric home. The attic is vented on all 4 sides. In the ac closet there is a vent ...
  A: I have no idea! I can't imagine it would be pulling air in from outside. I assume there is a grill ...
Plywood sheathing7/27/2009
  Q: I plan to replace the roofing on a small shed (roughly 5'x8' on each side)--replacing wood shingles ...
  A: I'll do my best to answer all your concerns. I'll copy your message here and split it up to answer. ...
cleaning7/26/2009
  Q: I have a light gray asphalt shingle roof. It has blackish streaks on it like what you might see on ...
  A: In all likelihood, the black streaks you’re looking at are a kind of algae. You can be certain it’s ...
Plywood sheathing7/26/2009
  Q: I plan to replace the roofing on a small shed (roughly 5'x8' on each side)--replacing wood shingles ...
  A: Definitely 1/2" plywood. Actually it is 7/16". You could also use OSB which may be a little less ...
roofing repair and safety7/24/2009
  Q: A few weeks ago I was watching a painter nail a 2x4 into an asphalt roof to stand on. After doing ...
  A: I assume you mean an asphalt shingle roof? Option (1). If so, the best way to patch it is to ...
Garage Roof7/24/2009
  Q: I am preparing to roof my garage this fall, it is a 1 car garage. My first question is how to ...
  A: One square (100sf) of shingles usually equals three bundles. Therefore, if your roof is 25 x 10 on ...
Ridge ventilation7/21/2009
  Q: I see some other questions about ridge ventilation, and have tried to review them, but I still have ...
  A: I can't offer any for's or against's for painting the shingles as i have never done it or heard of ...
Ridge ventilation7/21/2009
  Q: I see some other questions about ridge ventilation, and have tried to review them, but I still have ...
  A: Although Cor-a-vent X:5 is new to me, after a little research, it seems like a reasonably good ...
Stapling of Roofing shingles7/20/2009
  Q: A client of maine has moved into a house that has the roofing shingles stapled to the plywood, circa ...
  A: There is only one way that I know of to try and save the shingles. The glue line would have to be ...
Cobra III ridge vents: proper installation7/19/2009
  Q: Recently had a GAF Timberline roof installed with the Cobra ridge vent. Two questions: From inside ...
  A: With regard to your first question, it is possible that the installers calculated how much venting ...
Attic ventilation/whole house fan7/17/2009
  Q: I have a two-story house with approximately 1,200 sf on the second floor. The master bedroom has a ...
  A: I understand your concerns and, under the circumstances, I would suggest your seek professional ...
roof leaks7/16/2009
  Q: My question relates to a flat roof on a 2400 sq ft commercial bldg. Bldg is 30 years old and has ...
  A: To be perfectly honest with you, I don't have a clue how to address this issue. What you have is a ...
drip edge7/16/2009
  Q: I just install a asphalt shingles on 8 X12 storage building. I installed a drip edge and felt ...
  A: You should be fine. The bottom edges should have 1/2" overhang and the sides can be flush. The only ...
Multiple Roofing Questions7/16/2009
  Q: I'm getting a new roof because of hail damage. I live in a 1998 built ranch home - don't know the ...
  A: I hope I'm not too late answering your questions as it takes a while to get to me here in Panama. ...
Attic ventilation/whole house fan7/15/2009
  Q: I have a two-story house with approximately 1,200 sf on the second floor. The master bedroom has a ...
  A: As far as I know, a whole house fan is mounted in the ceiling and gets it's air from within the ...
Shingles7/14/2009
  Q: What is the difference between architectural and dimensional shingles. How would you rank Owens ...
  A: As far as I know there is no difference between the two shingles. Just a different way of describing ...
ROOF TAR PAPER -RAIN7/13/2009
  Q: I RECENTLY STARTED INSTALLING ROOF TAR TO MY GARAGE AND MADE SURE THAT THE PAPER WAS FLAT WITH NOT ...
  A: Not a problem. What always happens is that the tar paper will have bumps and bulges in it when wet. ...
Drilling into eaves for venting7/9/2009
  Q: Michael, Currently I have 3 vent holes that are drilled on each eaves wood block. The trusses on ...
  A: First of all, whatever you do to the blocking between trusses will not affect the integrity of the ...
Asphalt shingles7/6/2009
  Q: we just re roofed using a licensed contractor. Our contract states "Certainteed 30 yrs architect ...
  A: Holy pig roasting on a Sunday morning Virginia. I guess we are now officially internet dating. LOL. ...
Asphalt shingles7/6/2009
  Q: we just re roofed using a licensed contractor. Our contract states "Certainteed 30 yrs architect ...
  A: I just happened to be on my computer and can certainly comment on your question. This sort of thing ...
Patch roof with different shingles?7/6/2009
  Q: We have some hail damage on our roof. Our adjuster/insurance company has given us money to replace ...
  A: With the utmost respect, this is a tough question to ask. Why? Because it puts me, or any other ...
Fiberglass Composite Ribbed Panels7/6/2009
  Q: I have several barns and sheds to build and roof. I have an opportunity to purchase what they call ...
  A: To be perfectly honest, I have no clue what this product might be. However, I think it may be a ...
small 2 in. drill size hole in 5 year old roof7/5/2009
  Q: Contractors working on my home accidentally drilled a small hole in my roof, went straight throught ...
  A: A thin metal plate over the hole should be fine as long as they caulk under it and all round the ...
california weave valleys7/4/2009
  Q: Is a California weave valley good in Wisconsin and are metal underliners necessary? I was told that ...
  A: I have always insisted that woven valleys are far better than cut shingles if installed correctly. I ...
roof venting7/3/2009
  Q: I live in middle Georgia area and am replacing entire roof on 2 story home with architectural ...
  A: I don't think anything would be compromised as the out side air may be 90 degrees but the air inside ...
roof venting7/3/2009
  Q: I live in middle Georgia area and am replacing entire roof on 2 story home with architectural ...
  A: I am a great believer in ridge venting as it is the highest point on the roof especially with the ...
Roof Coating7/2/2009
  Q: I have a flat rubber roof about 500 s.f. I had a company put on a Silver Coating. What concerns me ...
  A: I can't see the job either and you are a whole lot closer than I am here in Central America. I ...
Roof Coating7/2/2009
  Q: I have a flat rubber roof about 500 s.f. I had a company put on a Silver Coating. What concerns me ...
  A: Is this going on now? If so, is it possible they are cleaning the roof before applying the coating? ...
Attic venting7/2/2009
  Q: Hey Michael, Is it possible to have too much venting in the attic? Would I encounter issues such as ...
  A: Normally, the ratio is for every 150 square feet of attic you need one square foot of vent. However, ...
roof over dble wide7/2/2009
  Q: i have a 15 yr old dbl wide catheral ceiling.I have to replace shingles.Can i put 2 layers on or ...
  A: There should be no problem putting another layer of shingles on the roof. One thing to consider is ...
Waivy Roof7/1/2009
  Q: My roof on my lake house is looking waivy and uneven, the house is 36 years old and only used in the ...
  A: I would suspect that what has happened is the roof decking, whether it be plywood or OSB, has got ...
asphalt roofing6/29/2009
  Q: why do I have water dripping down behind the metal drip edge on edge of roof after a new roof was ...
  A: If this is when it rains it could be because there is no starter row of shingles over the drip edge. ...
FRONT DOOR DIVERTER6/29/2009
  Q: MY FRONT DOOR DIVERTER THAT IS ANGLED DOWNWARD ON BOTH SIDE WITH A MIDDLE STRAIGHT 5-6 FOOT PIECE IS ...
  A: I thought my answer was quite clear. "Any water diverter should not allow water to pool. It is ...
Roof vents6/28/2009
  Q: I own a ranch home in Milwaukee,WI, with a hip roof. Do you recommend slant back roof vents over a ...
  A: Personally, I have always used ridge venting assuming that hot air rises and if it is vented out ...
overhang6/28/2009
  Q: im trying to extend a overhang on the side of a 20 by 12 sunroom. how do i go about doing that?
  A: Without being able to see your situation, it is hard for me to advise on the best method. However, ...
Shingle Roof Replacement6/28/2009
  Q: I have a Hail damaged roof and need full replacement. A my Insurance Co. has already given me the ...
  A: You could try your local BBB or ask the company for references and do a thorough check on them. ...
Calculating length of ridge vent needed vs Power vent6/28/2009
  Q: I am taking bids on a new roof for a ranch house with a hip roof. The house is in NE Ohio. The roof ...
  A: As a rule of thumb 10 square feet of venting per 1000 square feet of attic area minimum. 50% at the ...
Flashing when adding a second layer6/27/2009
  Q: I have a cape cod with dormers. I want to add a second layer of shingles to a 20yr old roof. The old ...
  A: Not knowing what the dormer walls are made out of, it is difficult for me to make suggestions. ...
Attic Venting6/26/2009
  Q: I have read that a 1:150 free air vent ratio is considered code in many places. I am in NE Kansas ...
  A: If one thinks about it......What does hot air do?.....It rises. No matter what anyone else says ...
Cathedral ceiling moisture issues6/26/2009
  Q: My husband and I recently purchased a house with cathedral ceilings and no attic. One week after ...
  A: After looking at most of the pictures on Flickr I am totally at a loss to figure out what the ...
Attic Venting6/26/2009
  Q: I have read that a 1:150 free air vent ratio is considered code in many places. I am in NE Kansas ...
  A: I have always been of the opinion that you can't have too much ridge vent. It can only allow as much ...
Shingle overhang into rain gutter6/26/2009
  Q: When the previous owner reshingled they extended the first row of shingles over the original layer. ...
  A: You should be fine to cut he shingles back a little. It all depends on the slope of your roof and ...
Attic ventilation.6/25/2009
  Q: Fairly new home (4 years old in Michigan) and we have a problem with the temperature. The alarm ...
  A: If you are referring to power vents as non-motor driven ones but the whirly bird type, they really ...
quality of shingles6/24/2009
  Q: I am having a new roof installed becuasue of hail damage. My house is 9 years old. I have received ...
  A: Hooray. Hopefully another satisfied person. I find it hard to believe that contractors would even ...
replacing asbestos shingle roof6/23/2009
  Q: I have two questions... 1. We curently have an asbestos shingle roof from the 30's and are looking ...
  A: Sorry, I thought I had explained. Anyway. Normally a roof is firstly covered with either 1/2" - 5/8" ...
stucco over existing brick chimney, roofing problems6/22/2009
  Q: I am having a new roof installed,at this very moment..LOL The roofing contractor said he would ...
  A: What can I say? It sounds to me as if you have the worst kind of "COWBOY" outfit working and ...
replacing asbestos shingle roof6/22/2009
  Q: I have two questions... 1. We curently have an asbestos shingle roof from the 30's and are looking ...
  A: First of all if your roof has lasted for +-70 years, you have been extremely lucky and the problem ...
ridge vent and wholehouse fan6/19/2009
  Q: I'm totally confused on the attic ventilation issue. I had insulation blown into my attic 2 years ...
  A: If I understand you correctly, you have two gable vents and no soffit vents and a whole house fan. ...
tongue and groove roof board6/18/2009
  Q: I have a 1950's home in California. It has tongue and groove roof boards covered with asphalt ...
  A: Always a problem to replace roof decking of any type unless a whole new roof is to be installed. ...
Deminsional shingles6/17/2009
  Q: My husband and I are getting ready to re-shingle our house. It is 23 years old and has only the ...
  A: I am not sure how long dimensional shingles have been in production but I can say that they are far ...
Previously Uninsulated Cabin Roof6/17/2009
  Q: I have a cabin in Wisconsin, about 600 sq. ft. The roof has no insulation. The trusses are like an ...
  A: I can't see any problems with your plan providing you run the 2" x 8" two feet on center running up ...
basketball backboard on shingled roof6/16/2009
  Q: We are looking to mount a basketball backboard and hoop on our sloped, shingled roof. Do you have ...
  A: I am not familiar with basketball back boards but the same system applies to anything mounted on top ...
quality of shingles6/16/2009
  Q: I am having a new roof installed becuasue of hail damage. My house is 9 years old. I have received ...
  A: Personally, I have never used IKO shingles and I do know that there is, or was, a class action law ...
Dead Valley6/14/2009
  Q: When would you consider a dead valley that collects debris a major/serious problem that would cost ...
  A: I am sorry to say, I don't fully understand the question. If you have a "Dead Valley" it is ...
re roofing my doublewide trailer6/13/2009
  Q: Due to a recent hail storm I will re-roof my NEW Solitare doublewide. Should I have the old asphalt ...
  A: W. To be perfectly honest I would not have a clue. My concern would be whether the roof structure ...
Question: ridge vent vs power, multiple power vents, and intake6/10/2009
  Q: I am presently getting bids from roofers to replace my roof. So far three contractors have bid on ...
  A: The best thing I can do is to enclose a couple of web sites that should help you decide which would ...
Stapled roof shingles .6/9/2009
  Q: Mr. Owen. After removing the shingles from my roof, I have many staples sticking out above the ...
  A: I understand your concern but there is virtually no chance of that happening providing who ever is ...
Stapled roof shingles .6/9/2009
  Q: Mr. Owen. After removing the shingles from my roof, I have many staples sticking out above the ...
  A: Best thing to do is to walk around on the roof in bare feet. This will help you locate the staples ...
Asphalt Shingle on 1x Boards6/5/2009
  Q: My question is about re-roofing a gazebo that currently has cedar shingles that are nailed to 1x ...
  A: I fully understand your concern that you are trying to avoid having nails poking through the ...
Fascia6/4/2009
  Q: If my fascia boards are rotten all along the front and back of my roof, should I have them replaced? ...
  A: Replacing fascia boards can become a major project. In any event, they should be removed and ...
Reroofing 2nd Layer6/3/2009
  Q: Owen, My wife and I bought a house about 2 years ago. When it was inspected, the inspector noted ...
  A: My suggestion would be: If the roof is in good condition and you do not intend to stay in the house ...
Flat roof ventillation6/2/2009
  Q: We have a flat roof in our 2004 house (Chicago IL) with modified membrane that has no ventilation. ...
  A: There is a way to calculate how much area of ventilation you need for a 1500sf space. The following ...
Installing T-Lock shingles6/2/2009
  Q: I am building a roofing cover for a basment entrance cover. I just don't know where to start ...
  A: As far as I know T-Lock shingles are no longer available but I could be wrong. I do have to admit ...
Damaged 3 tab roof6/2/2009
  Q: My roof is leaking so I had a contractor come out and look at things. He strongly suggested a new ...
  A: As the roof is only 8 years old, I am surprised that the shingles lifted. The damaged shingles could ...
Roof sheathing6/1/2009
  Q: A roofing company recently installed a roof. They roofed over numerous holes in the roof large ...
  A: I can't believe they did this! The holes in the roof should have been attended to. Not only is it ...
Replace facia board and sheeting5/31/2009
  Q: Michael I need to replace the fascia board on the back side of my garage due to no drip edge ever ...
  A: You can remove the shingles with a flat pry bar and very carefully break the glue line first by ...
IKO shingles5/23/2009
  Q: What can i do or how do i start a law suit against IKO. Because this was the forth time the shingle ...
  A: This has been going on for a while and I have no idea what is happening at this time. May I ...
New plywood under asphalt shingles needed?5/22/2009
  Q: We live in a 17 year old home with shake roofing. We need to replace our roof. Pricing has been ...
  A: It is difficult to access if your roof decking needs to be replaced or not. One sign is if it ...
Lead Boot on PVC Vents5/22/2009
  Q: I am in the process of replacing my roof due to hail damage. Had couple of contractors come by and ...
  A: Unusual name you have. Anyway, any type of pipe boot or flashing can be used providing it can be ...
metal roof5/22/2009
  Q: is there any specific angles your roof needs to be for a metal roof I was told anything under 45 ...
  A: Here is the answer to a similar question posted on All Experts. Hope this helps. All metal roof ...
ATTIC VETILATION5/20/2009
  Q: I HAVE 4/12 ROOF 12" OVER HANGS. I WANT TO USE CENTER VENT SOFFIT FOR ITS LOOK I WANT TO ADD SMART ...
  A: I am a little confused. Eave vents and soffit vents are the same thing. It is a matter of personal ...
New Porch, roof to meet house roof5/20/2009
  Q: Mike, First, thanks for this service! I'm adding a screen porch, which will occupy the space ...
  A: I am not familiar with a shingle ripper or roof snake. I believe the best way to remove shingles for ...
Allergic to Formaldehyde in Plywood5/19/2009
  Q: Do you have a suggestion for type of plywood decking to use for replacement roof (have old cedar ...
  A: If I understand you correctly, the underside of the roof is exposed to the living area? If so, a ...
new roof5/19/2009
  Q: we hired a roofing company 2 months ago after our roof was damaged by a crazy oklahoma hail storm. ...
  A: Oh dear. Oh dear. It sounds to me like a "real rush job". There are a few possible reasons for the ...
Roof Venting5/12/2009
  Q: I am getting estimates from my local roofers (Home/roof is about 20 yrs old) and have a question ...
  A: I would suggest that if you have any kind of breeze on hot days, it may be in your interest to leave ...
metal rake edge flashing5/11/2009
  Q: Our roofer installed a roof on our Condos, and the Roof Inspector said he did not install metal ...
  A: I have been called to jobs where the inspector would not pass the roof as the drip/rake edge metal ...
Roof Venting5/11/2009
  Q: I am getting estimates from my local roofers (Home/roof is about 20 yrs old) and have a question ...
  A: Soffit vents alone are of no use at all. If the hot air in the attic cannot exhaust out somewhere, ...
leaking vents5/8/2009
  Q: I have 3 of the plastic can vents that leak - the home is only 4 yrs old! Are those prone to leak? ...
  A: I have no idea which type of vent you are talking about. There are so many different makes and types ...
damaged shingles due to workmanship5/8/2009
  Q: I had my old shingles replaced 3 days ago by a company with an A+ rating with BBB. My insurance ...
  A: A tricky situation indeed. Whether the company is BBB approved or not makes no difference if the ...
Concrete tile roof5/5/2009
  Q: We like a house in Sonoma County, CA. that has concrete tiles on open skip sheathing, on spaced ...
  A: Personally, with a house that old, I would get an independent home inspector to do a full inspection ...
Installing Plastic Ridge Vent on 10/12 Pitch5/5/2009
  Q: I wanto to install plastic ridge vents on my existing 10/12 pitch roof. All total I have about 80 ...
  A: You can carefully lift some of the shingles and attach the jacks to the decking or trusses. When ...
tile roof leak5/5/2009
  Q: I recently purchased a rancher in Maryland which has stucco siding and a terracotta (Spanish) tile ...
  A: My experience with clay tiles is very limited. However, there are caulking products around that ...
Are Certainteed Shingles Good or Bad?5/1/2009
  Q: I have the CertianTeed shingles that failed on my roof right now. They were installed in 1999, and ...
  A: Sure looks like a major problem with 16 Northern States in the Class Action Suit. All my work was ...
ridge, gable vents and soffit vents4/29/2009
  Q: I have a roll a vent ridge vent and gable vents on each side of the house at the roof line. The ...
  A: In my opinion, gable vents do very little to vent an attic apart from allowing air to flow out if ...
Reroofing around a pecker head4/29/2009
  Q: I am currently trying to reroof a house that has a power pole with a pecker head sticking thru the ...
  A: As far as I know there is not a product available that allows you to re-roof without having the ...
Roof Replacement and sheathing4/28/2009
  Q: House is 45 yr old 1 story ranch style house of frame construction located on Long Island, NY. ...
  A: I have pasted your follow up and I will answer each section as it appears. I just want to make sure ...
Tear off an old roof4/28/2009
  Q: I have a tar and gravel roof that is 57ft by 51ft. Ive been asked to tear the old roof off its a ...
  A: It seems to me you have two choices to consider. 1. If you intend to try and strip off the old tar ...
Roof Replacement and sheathing4/28/2009
  Q: House is 45 yr old 1 story ranch style house of frame construction located on Long Island, NY. ...
  A: If you just put another layer of 3/8" plywood over the existing, you will have the same problem with ...
New roof - metal versus Tile versus composition4/27/2009
  Q: We are doing major remodel work and as part of the process are looking for new roof. Our criteria - ...
  A: Unfortunately, I am not in a position to be able to evaluate individual situations in different ...
edge of roof4/27/2009
  Q: My inlaws are trying to sell their dads house. They told them they had to fix the edge of the roof. ...
  A: Personally, I would recommend carefully removing shingles over an area of at least 2' x 2' so that a ...
energy star roofs4/26/2009
  Q: I read about the new Solaris roofing shingles by CertinTeed that have an Energy Star rating. Do you ...
  A: As far as I am aware it is a product to consider. It is similar to installing a radiant barrier in ...
cleaning mold and algae (black streaks) on asphalt shingles.4/25/2009
  Q: I'm getting mixed messages on how to clean timberline asphalt architectural shingles. The "This Old ...
  A: I answered this question a few days ago. Your roof probably has black algae or soot stains if you ...
Attic Fan Placement4/24/2009
  Q: I have a cape code style house that has three "attic" areas - front, back, and very top of the ...
  A: Try living here in Panama with no insulation in the attics. Sunshine 364 days a year. Electricity ...
Black streaks on roof4/24/2009
  Q: I have black streaks - really wide - on my roof and I have no clue as to why they are there. ...
  A: Your roof probably has black algae or soot stains if you have a fireplace. This is a common ...
Roofing shingles-mixing4/23/2009
  Q: This may sound like a stupid question, I'm trying to put a roof on my garage on the cheap. I can ...
  A: Anything is possible and it is not a totally stupid question. Maybe you should ask your neighbors if ...
new roof4/22/2009
  Q: We got estimate today for our single story asphalt shingle roof from a bigger roof company that I ...
  A: To be honest, I have never heard of Malarkey shingles. It must be an Irish company. However, after a ...
Replacing damaged asphault shingles4/21/2009
  Q: Is there a way to remove old damaged asphalt shingles from a small section of a roof without ...
  A: Yes indeed. Here is a copy of a question I answered on 01/27/2008. Hope it answers your question. ...
roof room - is it safe?4/21/2009
  Q: I had to get some builders to make me an extra bedroom in my roof space, my two boys are outgrowing ...
  A: Why didn't you ask me this question last year? I was in England visiting family in Devon, Cambridge, ...
Asphalt shingles4/21/2009
  Q: If you use 6 nails per shingle, where should the nails be placed. Do you have a diagram?
  A: The nails should be just below the glue strip but not low enough to be exposed once the next shingle ...
New Roof Question4/21/2009
  Q: I had a new roof installed in October and since then a few shingles seem to have lifted. I called ...
  A: In answer to your first part of the question, if any roof is a flat surface before shingle ...
nailing 3 tab shingles4/20/2009
  Q: Can you nail shingles in the tar strip on 3 tab shinlges
  A: Yes you can but it is better to nail just below the glue strip. Here is a web site that may be of ...
Venting my roof4/17/2009
  Q: I am an owner of a 1920's colonial stucco home.I recently had a new roof put on my house about three ...
  A: There is little to no advantage of having ridge vents without soffit vents. I can think of two ...
shingle replacement4/14/2009
  Q: When replacing asphalt shingles on a roof, do the contractors remove air conditioning units and ...
  A: It all depends on the contractor or whether it is written into the contract. Any penetration through ...
Metal vs shingle4/8/2009
  Q: Mike, We are building a new home in Punta Gorda Fl. Currently we are having a stumbling block ...
  A: It is with great pleasure I answer your question. Not to be a "Killjoy" but I lived in Punta Gorda ...
replacing a metal roof on a screen porch4/8/2009
  Q: What is the best way to replace the roof of a screen porch? There are sunroof sheetings or panels ...
  A: I'm not sure what you are talking about. If you have a part metal and part plastic roof then it all ...
attic vents4/7/2009
  Q: We are having a new roof installed. Previously we had non-power vents, along with soffit vents and ...
  A: Correct attic venting is a very important factor and although "Whirly Birds" do work to a point, ...
roof jacks4/7/2009
  Q: I need to install roof jacks on a already shigled house so I can reach a gutter in the middle of the ...
  A: You should be able to locate the rafters by a very slight hump as, usually, the decking below the ...
Which Shinhle GAF Vs IKO4/6/2009
  Q: Living in the Toronto area... which would you choose GAF/ELK or IKO 40 year shingles and why?
  A: I did have a question regarding IKO shingles on 5/31/08. The questioner said that the IKO shingles ...
shingles on top of shingles4/3/2009
  Q: when putting new shingles on top of old ones will the pattern change or do i follow the same one? ...
  A: You really don't have any choice in the matter as you have to start with a full shingle from the ...
roof/skylights4/1/2009
  Q: We have a tile roof and had new skylights intalled 2 years ago.We are now putting up a new Shingle ...
  A: Depending on the make and type of skylight you have at present could make a difference as to wether ...
Nailing Roof Jacks OVER existing Shingles3/29/2009
  Q: For safety reasons I would like to use Roof jacks when I re-finish the faces of my dormers. An ...
  A: Best thing I can do is to redirect you to the 634 previous questions on roof jacks. Simply go to the ...
Replacing an older mobile home roof3/28/2009
  Q: i have a 14x70 1973 Fairmont/Vindale with a rounded roof. the problem is that my husband for the ...
  A: Although your question is a bit out of my range of expertise, I would consider using a light weight ...
replacing shingle3/26/2009
  Q: Can I replace a asphalt shingle without removing nails? Some have already ripped off and some are ...
  A: My answer to your question would be "NO". I have replaced individual or multiple shingles and the ...
hade(??) test3/25/2009
  Q: A local roofer suggested that I have my insurance company perform a hade(?) test for wear and tear ...
  A: I'm sorry to say that I am still none the wiser. However, I suppose the idea of weighing the shingle ...
hade(??) test3/24/2009
  Q: A local roofer suggested that I have my insurance company perform a hade(?) test for wear and tear ...
  A: They do say, "You learn something new every day", and in this case they are right. I have never ...
Guttering3/23/2009
  Q: We live in Italy where copper guttering is the norm. When we bought our house the gutter below a ...
  A: I have to admit that I do not have any experience working with copper. However, I do know that if ...
metal roofing3/21/2009
  Q: We are having metal roof put right over our shingles, do we have to have anything layered between ...
  A: Done there, been that. Many times too. I have always added a layer of tar/felt paper first to be ...
stain on eaves from runoff3/20/2009
  Q: I have asphalt shingles and what I believe to be adequate overhang. Runoff is staining my painted ...
  A: I know exactly what you are talking about having had the same problem. There are three things I can ...
Plank roof3/18/2009
  Q: I have a 1 x 6 plank roof which is leaking after a new roof/felt was installed by handymen 2 years ...
  A: I am sorry to say that I think the wool was pulled over your eyes. The chances of the roof boards ...
Sunroof is leaking3/17/2009
  Q: My aluminum sunroom roof is leaking. The roofing contractor says this is a common problem and roof ...
  A: I am aware of this problem with sunroom roofs and I have actually done exactly what has been ...
Ice & Water shield3/15/2009
  Q: My contractor was using the adhesive type and came back after running out with a roll without the ...
  A: Sorry to say I am not too familiar with working with roofs in cold climates as all my work has been ...
Is it unreasonable to insist that water damaged OSB decking is replaced when paying for a new roof?3/13/2009
  Q: Bought a house to rent or flip and it had a severe water leak on almost the entire back side ...
  A: The first problem is that you did not have everything to be done listed out on a written contract. ...
Sunroom Roof3/11/2009
  Q: Sunroom is 10 years old. Metal roof has 5 vertical seams covered with 4-5"tape, of some sort, and ...
  A: I have no clue what it is called but it looks white on the outside and has a putty kind of adhesive ...
Sunroom Roof3/11/2009
  Q: Sunroom is 10 years old. Metal roof has 5 vertical seams covered with 4-5"tape, of some sort, and ...
  A: Sounds as if it might be time for some TLC on the sunroom roof. The tape may not have caulking under ...
Gutter Guards3/11/2009
  Q: I am getting bids on gutter guards. I had one company tell me that when aluminum guards come in to ...
  A: I do know that electrolysis or some other reactions can happen when two dissimilar metals are ...
warranty confusion3/10/2009
  Q: I have just started researching new roofs and am a little confused by the warranty information. For ...
  A: In my opinion, most manufacturers warranties are pro-rated. Meaning if you purchase a 30 year ...
rafters,chimney kit3/9/2009
  Q: we installed chimney flashing kit 3 yrs ago.chimnry still leaks with northern wind.also rafters are ...
  A: So much depends on local environment. If you live in a humid climate, it acelerates the decay of ...
Spray foam insulation under my roof - Good or bad idea?3/6/2009
  Q: Our 90 year-old house has poor attic insulation, making the house quite cold in the winter because ...
  A: Sealing up your attic is not a good idea. Insulating the floor of the attic is much better. Not ...
need new roof due to tornado damage2/23/2009
  Q: I am going to get a new roof due to a tornado we had on 2/10. I am considering the high impact roof ...
  A: As far as I know and have seen on the news from time to time, Texas can be hit at any time with a ...
Flat Roof2/21/2009
  Q: Where can I find specific instructions on replacing my own flat roof?
  A: It all depends on what type of roof you have to replace. Also whether you want to replace the ...
Turbine Vents/Concrete Tile Roof2/20/2009
  Q: My wife and I have been battling a roof leak with the company responsible for tenting our house for ...
  A: There is no other way to seal a concrete tile roof that I am aware of than using mortar. It is ...
EPDM over PVC2/18/2009
  Q: I have a contractor who wants me to find a cost effective solution for a 45 square PVC roof on 1/8 ...
  A: I think you may be referring to Ron Haynes who answered a similar question previously. ...
Replacing hurricane damaged roof2/18/2009
  Q: I am replacing an existing asphalt shingled roof and would like to replace it with a good quality ...
  A: I'll answer your questions in order: Most shingles made by a large manufacturer are all very similar ...
Bad roof Replacement2/17/2009
  Q: We have a house, built in 1920. About 8 years ago we hired family that did roofing to rip off the ...
  A: The roof type is called a "Hipped Roof" if all four sides are sloped and there is a ridge at the ...
roof repair/new2/13/2009
  Q: I have a leaking roof, back bedroom. I've received two estimates so far. I'm planning on getting two ...
  A: Could you please let me know what type of roof covering you have at the moment? You mentioned four ...
roofing2/12/2009
  Q: My roof in 20.12 squares..How many bundles of shingles would i need to do my roof? Thanks
  A: You should verify this but usually there are three bundles to one square. Therefore you would need ...
newly installed roof has shingles peeling up2/11/2009
  Q: We just had a roof replaced with Owens Corning Duration series shingles.After a week, one section of ...
  A: I would indeed be concerned. There is a good possibility that wind driven rain could get under the ...
Lead roofing2/9/2009
  Q: I have 2 questions for you: 1. which is the least likely physical property of lead. a) Work hardens ...
  A: Every day, something new. This question is my first one on lead and to be perfectly honest, I do not ...
Dips in Roof2/9/2009
  Q: I am considering buying a Wenzler Century model brick home built in 1970. Although the home needs ...
  A: I would strongly recommend that you pay for an independent home inspection. I would be concerned ...
dormer vents vs, whirly birds2/8/2009
  Q: So far We have had 2 estimates on replacing our existing shingles with new ones. Our house is appox. ...
  A: I believe it is a case of 50/50. Both systems seem to work pretty well but it all hinges on ...
Asphalt Shingle roof - wind damage2/7/2009
  Q: My home survived IKE. When insurance inspector inspected the roof I watched him lift the shingles ...
  A: What can I say? In my opinion, he is totally wrong. Once the shingles have adhered to each other ...
Why does roof dip BETWEEN rafters?2/5/2009
  Q: I have a fairly new construction house and have noted in one area where the roof decking dips down ...
  A: The roof decking is called OSB. (Oriented Stranded Board). There are four possible causes that I can ...
Layover roof2/5/2009
  Q: I have a 3-Tab roof now that is about 30 years old. We are looking to get an overlay of ...
  A: First of all, you were lucky to have the roof last 30 years. Secondly, you should check with your ...
flat roof vetilation2/1/2009
  Q: i have just done a flat roof with 7x2 timbers with 8x3 boards on and have felted the roof. there is ...
  A: In that case, you should be O.K. drilling 1" to 1-1/4" holes in the center of each and spacing them ...
brand new roof leaking1/28/2009
  Q: We just got a new roof put on 4 months ago, live in Illinois were we have had alot of snow and ice. ...
  A: I am sorry to say that I can't imagine what the problem might be. Most of my working life has been ...
Roof Shingles1/28/2009
  Q: Whats the difference between a two tab roof shingle and a three tab shingle.
  A: With a calculator you could have figured this out.... 3-2=1. Therefore the difference between two ...
New Patio Cover Roof1/26/2009
  Q: I am building a 12' by 24' detached free standing patio cover. It will have ~2 in 12 pitch with ...
  A: As I used to live in Simi Valley, I am aware of the weather conditions. I'll try and answer your ...
putting on wood roof over metal on double wide modular home1/25/2009
  Q: I am in need of some advise on putting a wood roof (shingled) over a metal roof on a mobile home. ...
  A: I would seriously consider removing the existing metal roof, checking for damaged or rotten areas ...
roof vents1/23/2009
  Q: A month ago I had snow build up on the ceiling of my attic and caused water damage. The snow came ...
  A: I can only suggest you refer to the previous question I attached. Unfortunately Mark Sundberg is on ...
roof vents1/23/2009
  Q: A month ago I had snow build up on the ceiling of my attic and caused water damage. The snow came ...
  A: They say "You learn something new every day". This is true in this case. I have never heard of your ...
Plywood edges visible on roof1/19/2009
  Q: I had a new house built in 2007. When the sun hits the roof at a certain angle, you can see all 4x8 ...
  A: In all my experience, I have never seen this before. Truly amazing.....The only cause I can think of ...
Rubber Roofing Installation on edge1/13/2009
  Q: We installed rubber roofing over a screened in porch (attached to the house) on a new piece of ...
  A: Although I am not familiar with rubber roofing, I would assume it would need to at least cover the ...
Ridge fixing1/13/2009
  Q: Is there a method of fixing a concrete ridge down with out using sand & cement? ANSWER: Hi Barry. ...
  A: Follow these steps: 1. Go to All Experts home page. 2. Click on Home Improvement-repair 3. Click on ...
corrugated tin installation1/12/2009
  Q: The corrugated tin roof on my attached carport is leaking badly. The sheets have a 1-ridge overlap ...
  A: I think I see what you mean. The lipped edges of the panels should be installed so that they can ...
corragated tin installation1/12/2009
  Q: The corrugated tin roof on my attached carport is leaking badly. The sheets have a 1-ridge overlap ...
  A: I'm a little confused by your question in regard to "lip ends facing down". Not sure what you mean ...
New roof issue1/11/2009
  Q: I had a new roof installed in November 2008 through Lowes. I noticed shortly thereafter I had ...
  A: It sounds to me as if you have a very serious problem. It also appears obvious that the roof ...
turbine roof vent1/9/2009
  Q: One of my turbine roof vents is not moving that freely when the wind blows (compared to the other ...
  A: I don't think you are able to disassemble the turbine depending on which brand it is. I would check ...
too cold to replace roof?12/18/2008
  Q: I live in Minnesota....it is December...can you replace a roof in the cold or what is the ...
  A: Here is an excerpt from this web site. I hope it helps. http://www.roofhelp.com/winterroofing.htm ...
IKO Class Action12/15/2008
  Q: I too keep hearing about an IKO Class Action suit, but find nothing about it while searching online. ...
  A: I have not heard any further information on this subject. I would have thought an attorney should be ...
Shingles12/15/2008
  Q: I am putting a new roof on my garage asphalt shingle dimensional Owens corning.I was laying them and ...
  A: I can't understand how the nail ended up where it did unless you are using a nail gun and it was a ...
ridge vent info12/14/2008
  Q: We are in the process of buying a new house, and the inspector says that the cut in the roof for the ...
  A: I have never seem or heard of a ridge slot being that narrow. Your inspector is right. The area of ...
wavy roof12/13/2008
  Q: We are interested in buying a 20 year old house and I notice the asphalt shingles have some uneven ...
  A: I would wait until you have your inspection and preferably before you sign on the dotted line. It ...
Roofing Quotes12/11/2008
  Q: My already aged roof, (25+ yrs), was further damaged by a recent hurricane. I reside in a townhouse ...
  A: Considering today's material prices and scope of work, I would say the estimates you received are ...
Roofing and gutters12/8/2008
  Q: We have an estimate for new shingles for our roof as well as gutters because the roofer told us that ...
  A: Two thoughts come to mind. 1. Without being able to see what you are dealing with, it may be quite ...
pvc 4" ventilation roofing pipes12/4/2008
  Q: a 2-story, concrete bungalow with tile roof we purchased in panama, located on the pacific ocean, ...
  A: I'm not sure how to answer your question. I live in David, Panama, also in a concrete block single ...
Insulating an existing building from the inside that has a metal roof12/1/2008
  Q: I purchased a new commercial building with a "flat" metal roof. The membrane above it is in good ...
  A: Although I have never used this product, I have heard that it works quite well. My best advice would ...
Roofing Materials11/30/2008
  Q: We live in the N.GA area and have to replace my roof due to hail damage. I have two quotes. 1 from a ...
  A: To be honest, I don't believe there is any significant difference between the two brands. It is ...
Roof Ridge cap11/25/2008
  Q: I am building a small storage building with a 5/12 pitch with asphalt shingles for the roof. How do ...
  A: D. Two ways you can do this. 1. Simply glue the last one down. 2. Nail it down. Rub two shingles ...
Ridge cap on a duplex11/23/2008
  Q: All of them are in need of a new ridge cap. Everyone is getting them done soon by different roofers ...
  A: I don't see any reason why you couldn't stop the ridge cap exactly at the property line. I also have ...
Hip roof ventalation11/22/2008
  Q: I have recently renovated an old lake house, and seems I may have made a mistake with the roof. ...
  A: Oh dear! Oh dear. If the R.30 touches the roof decking there is little you can do apart from getting ...
Shingles replaced11/20/2008
  Q: I noticed the felt the next morning on the back side of the house, which is not as sunny was quite ...
  A: I assume you refer to the tar/felt paper underneath the shingles? Unfortunately, this is a common ...
3 tab shingles compared to dimensional shingles11/17/2008
  Q: Hurricane Ike Texas City, Texas My mother-in-law had a tree fall on her roof. Lucky for her, the ...
  A: I can't understand why he would want to do that. 3 tab and Dimensional shingles are totally ...
Defective Dura Ridge Caps11/15/2008
  Q: Do you know if the ridge caps were ever recalled? My roof is in good condition (14 years old) but I ...
  A: My understanding is that Dura Ridge Cap company are no longer in business and if they appear to be ...
metal roof nail holes repair11/13/2008
  Q: I'm reusing steel from a pole barn that I took down. the problem is that the previous nail holes ...
  A: I live in Panama, Central America and virtually all roofs are metal. We do have a patch here but I ...
Time involved11/13/2008
  Q: Approximately how long should a reroofing project take? Details: Tear off down to sheathing ...
  A: 1 man on his own = 5 days 2 men = 3 days 3 men = 2 days 4 men = 1 1/2 days 5 men = 1 day 6 men = 8.5 ...
shingle curling11/12/2008
  Q: Our house was built in the winter of 1994/1995 and is located in northern Vermont on a windy lake ...
  A: I can't quite figure out what the dark areas are. It either looks like moss growing or that the ...
new home install11/9/2008
  Q: I am installing 35 year architectural shingles by biltmore on a new home in cold weather. my ...
  A: I am not familiar with a Tiger torch but I imaging it is like a blow torch. In my long experience, I ...
bumps under asphalt shingles11/5/2008
  Q: I recently had a home inspection done on a home I'm considering purchasing. On the roof, there are a ...
  A: Sorry to say if your inspector did not know what the bumps were then I have no clue. I find it hard ...
sealoflex11/4/2008
  Q: wuold sealoflex on shingles roof would pass the code for the city
  A: I am sorry to say, I do not know. You would have to check with your local building code office. I do ...
Plumbing Vent11/2/2008
  Q: I live by myself. Recently I hear a gurgling sound in my toilet. read some FAQ. Most of the Experts ...
  A: The vent pipes are usually 1 1/2" to 2" or more. Two or three may be tied in together if toilets, ...
how to figure out how many shingles needed11/1/2008
  Q: When talking about a roof is one square the same as one square yard? my roof is 1300 square feet. I ...
  A: No. One square is not a square yard. One roof square is 100 square feet and normally three bundles ...
Materiel for Roof underlayment and valleys10/30/2008
  Q: I live in Augusta GA. Getting ready to have my home reroofed with CertainTeed 25 year three-tab ...
  A: First of all, I have always liked to use aluminum rolled sheet for the valleys and 30# tar/felt ...
Defective Dura Ridge Caps10/29/2008
  Q: How difficult would it be to remove old dura ridge caps from my house and replace them myself, with ...
  A: It should not be too difficult to replace the ridge cap shingles. They should not be stuck to the ...
Ashphat Shingles-Shake LOOK10/28/2008
  Q: I am currently in the process of building a rustic cottage style home. I am intrested in finding a ...
  A: I'm afraid I can't offer any better suggestions as your choice of roofing materials are pretty much ...
newflat roof10/27/2008
  Q: just had flat roof replaced on extension.After the rain large pool of water formed on roof which ...
  A: Good day. Puddling does usually happen on flat roofs. However, a "flat roof" should not be totally ...
Roof of my house10/26/2008
  Q: Is there a way that I can use this SPF on the roof of my house with little gary color? I have Medium ...
  A: I'm not sure I understand your question. However, if you mean using SPF under the roof decking, then ...
Timberline/Timbertec10/23/2008
  Q: The roofing quote I received stated Timberline shingles would be used for house roof. Timbertex ...
  A: I have to say I am confused. After doing a bit of research on Timberline and Timbertex, it appears ...
Condensation in attic10/22/2008
  Q: When it frosts outside at night a wet spot appears on my ceiling. It looks like it is spreading out ...
  A: There may be one of several causes for your problem. I hope this PDF may help you establish what may ...
Cambridge 30 shingle installation10/22/2008
  Q: I have recently had installed the Cambridge 30 shingles on my roof. From the ground it looks like ...
  A: If they have been down for a while and there has been some sun on them, they should have laid flat ...
Cambridge 30 shingle installation10/21/2008
  Q: I have recently had installed the Cambridge 30 shingles on my roof. From the ground it looks like ...
  A: There is no excuse for this to happen and it is certainly not acceptable. I have had similar ...
Metal roofing10/21/2008
  Q: I am applying a metal roof over my shingles which are not curling or in that bad of shape,I was ...
  A: No. You can install metal right over the existing shingles. If the shingles are in good shape, you ...
plywood soffit repair at valley10/20/2008
  Q: I'm replacing soffit at a valley. should i leave a half inch gap between the edge of the soffit and ...
  A: I'm sorry to say I don't fully understand your question without being able to physically see what we ...
Energy Efficient roofing in Panama10/20/2008
  Q: Read that your also living in Panama and coming from the U.S. where insulation and ventilation is ...
  A: Having looked at the PDF, it sounds like a possibility. However, I think I would ask for ...
Energy Efficient roofing in Panama10/20/2008
  Q: Read that your also living in Panama and coming from the U.S. where insulation and ventilation is ...
  A: You just happened to catch me on line here in David. We have the same problem with no insulation in ...
roofing shingles10/19/2008
  Q: What is the difference in shingles from different manufacturers. Landmark,gaf ect. we have gotten ...
  A: As far as I am aware, there is little difference between shingle manufacturers. They are all about ...
Reroofing10/18/2008
  Q: I am getting quotes to reroof my house with composition shingles and one of the roofers said he ...
  A: As I have been out of the industry for a few years, I am not aware of any adverse reports of this. ...
ice dam/leaking10/18/2008
  Q: Had new roof installed..having ice dam & leak problem ever since. My question..Should ice shield be ...
  A: Having only lived in the southern states of the U.S., I am not too familiar with snow and ice ...
shingling square roof10/17/2008
  Q: How should I do the peak of the roof with the ridge caps? It's a 6/12 pitch 24ft by 24 ft roof being ...
  A: Bahamas.....You lucky guy. I lived in New Providence for two years and loved it. One of the main ...
Ventilating a roof10/16/2008
  Q: What is the proper way to ventilate a cathedral ceiling?
  A: Here is a web site you may find useful. You can copy and paste to your browser line. ...
metal roof condensation10/15/2008
  Q: hope you can help me. I have enclosed a sundeck that has a metal roof. Problem I am having is ...
  A: Always a problem to solve but not impossible. Here is a previous question regarding this and the ...
Amount of Duration Shingles10/13/2008
  Q: We were told that we should order 18 squares of Duration Shingles for our roof. We figured the ...
  A: Either someone measured your roof wrongly or there are more shingles in a bundle than normal. Three ...
Comp roof over "Kool Seal"10/12/2008
  Q: Michael, I just built a 10'x10'x10' storage shed with a gambrel roof, the sheathing is OSB. Because ...
  A: I don't see any reason why you could not apply two or three coats of Kool Seal over the OSB boards. ...
Roof Stains10/10/2008
  Q: I have black stains on my Red IKO roof. My roof looks black now. Per IKO web site they say it's ...
  A: Here are three web sites that will help you decide the best way to attack the problem. Hope this ...
Felt paper installation10/8/2008
  Q: I would like to know is the felt paper suppose to be under the drip edge or over the top. Are is ...
  A: I have argued for years about this. Many contractors/builders say the felt paper should be under the ...
Asphalt shingles not laying flat10/6/2008
  Q: I had a brand new roof put on my duplex in February. Dome of the shingles were not laying ...
  A: Sounds to me like a bad installation job. If the decking is laying flat, there is no reason for this ...
problems with tar paper shrinkage10/4/2008
  Q: We are roofing a small shed in our yard. The tar paper has been on for a while w/o shingles and it ...
  A: That's a new one on me.......There should always be a sufficient overlap of at least 4 inches and I ...
Roofer sliced through underlayment10/3/2008
  Q: I'm in the process of getting a new roof. It's a tear-off, with new 1/2" plywood sheeting, 30# ...
  A: That is a tough call. The chances of leaks down the road, although possible, may not happen. The ...
Roofer sliced through underlayment10/2/2008
  Q: I'm in the process of getting a new roof. It's a tear-off, with new 1/2" plywood sheeting, 30# ...
  A: This needs to be addressed as it is a potential problem. There should be no exposed plywood under ...
5-V ridge cap closure strips for ventilation + tolerances9/27/2008
  Q: will be installing wider (9in fr ctr) ridge cap on 3-1/2 in 12 as extra rain-blow guard on this ...
  A: The PDF document I have enclosed may help. It does show foam strip for ridge cap. Also the doc shows ...
INSTALLING ARCHITECTURAL OVER 3 TAB9/24/2008
  Q: New home new near the ocean with 6 tear old roof 3 tab shingles. Shingles blowing (riping) off due ...
  A: I guess you mean a 6 year old roof. If so, that's a shame it needs work so soon. However, you can ...
low slope roof9/14/2008
  Q: Can I still obtain roll roofing (red), or secondly low slope shingles (red) for house in Ontario. ...
  A: Sorry Dick. I can't help you. I live in Panama, Central America and we sure don't have it here. ...
New construction, extremely wet plywood9/14/2008
  Q: My house is currently being built. They have put all of the plywood on the roof. Today is Sunday, ...
  A: You happened to catch me playing on line pool with a guy in Canada. Cool stuff. Anyway, enough of my ...
roof decking9/11/2008
  Q: ive allready submited this question once but didnt really get an answer. just had my roof re ...
  A: Sorry I didn't get back sooner. I just got the message this morning. From the other picture, I can't ...
roof decking9/11/2008
  Q: ive allready submited this question once but didnt really get an answer. just had my roof re ...
  A: I'm a little bit confused....From your picture, for which I thank you, it appears as if the lines ...
architectural shingles9/9/2008
  Q: I am wondering how long a '30 year'architectural shingled roof will really last. I have been told ...
  A: Impossible to say. So much depends on environment. Temperature, wind, heavy rain, hail etc. Some ...
architectual shingles9/9/2008
  Q: I am thinkning of installing architectual shingles over my exisiting layer of standard shingles. Do ...
  A: Unless there is any code violation by adding an additional layer of shingles, you would be able to ...
shingles question9/9/2008
  Q: I have quotes from several roofers for 30 yr dimensional shingles. The brands are GAF/ELK, ...
  A: I have used all the brands you mention and I truly believe there is little difference between any of ...
Asbestos tiles9/8/2008
  Q: I work for a General contractor in Kansas City. I am a former adjuster and handle insurance claims ...
  A: Interesting question.....As an ex-patriot from England I know that slate tiles will last for a very ...
ridge vent9/6/2008
  Q: I am about to have my roof re-shingled and I was told not to put in a ridge vent. The reason being ...
  A: I truly believe that ridge vents are the way to go. As they are at the highest point of a roof, the ...
gutter repair9/5/2008
  Q: I have continuous run aluminum gutters which still work fine,but have gotten dents,dings,etc over ...
  A: An excellent choice of name....The only thing I can suggest, without being able to see your problem, ...
plywood vs original 'spaced sheathing'9/5/2008
  Q: I have several layers of asphalt shingles over cedar shakes in my old house and I need to put on a ...
  A: Would you be kind enough to do a "follow up" to your question? I need to know exactly what you have. ...
dimensional shingles & underlayment9/5/2008
  Q: I am in the process of gathering quotes for a new roof.My questions are: 1. Underlayment: which ...
  A: I'll answer your questions in order: 1. I have always used and recommended 30# tar/felt paper. Be ...
flat tar roof t&g8/23/2008
  Q: "I am having to repair/replace part of my flat roof. The roof is 50+ years old and consists of ...
  A: To be honest, I have never heard of 2 1/4" thick decking on a roof. It seems an unusual size. ...
Attic fans8/23/2008
  Q: Is attic fans required when my home has gable vents, soffit vents, and a ridge vent also?
  A: You should not need any additional venting in your home providing the area of the soffit vents is ...
Semi Detached House8/21/2008
  Q: I live in a semi detached house and need to replace my roof. My neighbor recently did their side ...
  A: That should be fine providing you try and overlap by at least 12 inches. It will mean carefully ...
asphalt shingle roof8/21/2008
  Q: Michael, We know this kind of roofing material and have used it on our summer house in Russia, now ...
  A: Personally, I would not recommend using asphalt shingles in Panama. Why? Because I live here in the ...
log cabin vented ridge roof8/21/2008
  Q: we have a vented roof ridge and when the wind blows hard, we incur drafts between the tounge and ...
  A: My only thoughts on this are that the T&G boards were not allowed to acclimate to the environment ...
Roof bubbling8/20/2008
  Q: I have an old house and had the entire (asphalt shingles) roof replaced 8 months ago. They removed ...
  A: Absolutely not. There is no excuse for this to happen. Two possibilities come to mind when this ...
Semi Detached House8/20/2008
  Q: I live in a semi detached house and need to replace my roof. My neighbor recently did their side ...
  A: I can't think of any guaranteed way of joining the two roofs together without lifting a section of ...
Metal roof for an A-Frame home?8/19/2008
  Q: I was reading through the site on re-roofing and came across the article on an A-Frame home with a ...
  A: The ball. as they say, is in your court. Best advice I can give is to get two or three estimates for ...
Asphalt Shingles/Roofing8/19/2008
  Q: I had a sunroom,Florida type: plastic windows , installed 3 years ago. This summer the roof is ...
  A: Very difficult to offer any sensible suggestions to fix your problem without being able to ...
Standing seam metal roofing8/16/2008
  Q: We have received 3 bids for a standing seam metal roof. One of these bids proposed snap-loc panels, ...
  A: Personally, I would use a 5V metal roof system. I have installed standing seam roofs and have been ...
moss8/16/2008
  Q: My house has an asphalt shingled roof. On the North of the house I have noticed moss on the roof. ...
  A: Here are three web sites that give information on moss removal and treatment. It is a lot easier ...
need stainless steel screws8/14/2008
  Q: we are replacing the polycarbonate roof over our terrace (in Costa Rica). We need stainless steel ...
  A: I live down the road from you. David, Panama. The web site to check is: ...
Roof Jacks8/13/2008
  Q: I am installing sheathing and asphalt shingles on a roof 9:12 new construction roof. My question is ...
  A: Personally, I wouldn't use any safety measures for a 9/12 slope. But that is the Crazy Englishman ...
soffits and gable vents8/11/2008
  Q: my home is a cape cod design, it has gable vents as well as soffit vents. My house design, based on ...
  A: As far as I know, the different heights between the front and back of your house should not make ...
The proper way to apply shingles around flashings8/10/2008
  Q: Owens - I have recently installed a new electrical service panel to home. The old service mast-head ...
  A: It is kinda tricky to explain exactly how to do this but I hope this video will help. It doesn't ...
hot mop8/6/2008
  Q: What is the container that heats up the tar called, and what is the process of applying the material ...
  A: Kind of a unusual question and not really within my field os expertise. However, I think the ...
asphalt roof8/5/2008
  Q: is it ok 2 power wash the roof???????
  A: When pressure washing an asphalt roof, you run the risk of removing the granules. They do come of ...
3 tab roofing over sagging old roof8/3/2008
  Q: I am going to be re-roofing my house. It is older and the front side is slightly sagged. The ...
  A: Could you please be a bit more specific with regard to the sagging area. I'm not sure if you mean ...
New Shingles Left on Roof Top8/3/2008
  Q: I'm concerned about the way my roofers left the remaining packages of my Heritage 30-year ...
  A: I'm not sure I fully understand your question. I assume the roof is completely finished and can't ...
roll roofing over shingles8/3/2008
  Q: can i apply rollroofing over shingles on a sloped patio roof ? ANSWER: Hi Len. Sure you can. As it ...
  A: Henry's products have worked for me. Here is a document describing Henry's Cold Application Roofing ...
roll roofing over shingles8/2/2008
  Q: can i apply rollroofing over shingles on a sloped patio roof ?
  A: Sure you can. As it settles down, it may look at little bit "bumpy" where it sinks into the ...
Trimming shingles7/31/2008
  Q: I did my roof on my own. It's turned out well, but one item. When I got to the end, I didn't bother ...
  A: Dah.....I think you are left with two options. 1. Take down the 2 x 4 and either lean over the roof ...
Roof Addition7/30/2008
  Q: I am adding to my roof for screened in porch. How would you recommend attaching the new rafters to ...
  A: Now I got it......I did exactly the same thing on a house in Georgia. Here it is: 1) Decide how far ...
Roof Addition7/30/2008
  Q: I am adding to my roof for screened in porch. How would you recommend attaching the new rafters to ...
  A: There are several different ways to do this: 1. Attach new rafters/joists to the existing fascia ...
Re-roofing7/29/2008
  Q: My question is 2 part. My existing roof was asphalt shingle which the previous owner had applied ...
  A: To be honest, I have never heard of either sheathing or tar/felt paper being installed vertically. ...
first 3 measurements7/28/2008
  Q: After putting on felt what are my first 3 measurements to help keep shingles straight (i think 12, ...
  A: You know what? For the life of me a can't remember the exact measurements. However, if my poor old ...
Replacing new roof after hail storm7/26/2008
  Q: After moving into our new home in Jan. 08, we had a massive hail storm in May 08 that pretty much ...
  A: Most shingle manufacturers give a pro-rated warranty. Depending on your area, shingles may only last ...
Radiant Barrier7/25/2008
  Q: I requested LP Tech Shield on my house anticipating the builders would put in the attic only (in ...
  A: You do seem to have a problem and I can't understand why the contractor/builder would put it in ...
whirly bird7/25/2008
  Q: what is the best way to DIY a whirly bird in a tiled roof?
  A: The most difficult aspect of fitting a turbo vent on a tiled roof is getting it to seal. To be ...
Mold on Asphalt shingles7/23/2008
  Q: My roof is in shade most of the time. Recently we have had much rain. I have mold growing on ...
  A: Have a look at the following web site. It gives several different options to remove the mold. Read ...
shingling over an old roof.7/20/2008
  Q: I heard that adding a second roof over an old roof will not last as long as doing a tear-off first. ...
  A: Personally, I have never heard of any adverse effects of a roof over. I have done many and have ...
Nailed shingles in the wrong area7/19/2008
  Q: I am a do-it-yourselfer reroofing my garage with dimensional shingles after tearing off the old , ...
  A: By nailing along the top of each shingle, you are only going through one layer and the glue strip is ...
30 / 40 / 50 yr warranty composite shingles7/18/2008
  Q: Same question i asked Brad & Brian. DO / will these roofs really last as long as they say and is ...
  A: Unusual name..........They probably told you that most manufacturers pro-rate the products. I would ...
shingles: Certainteed vs BP7/17/2008
  Q: I am putting on a new roof- stripping down to the wood. I have gotten many quotes but it comes down ...
  A: If I assume correctly that you live in Canada, I would use B.P as the shingles are made in your ...
ridge vents7/16/2008
  Q: Could you please tell me what year ridge vents began to be commonly used in new construction, and ...
  A: Probably since 40,000BC. Even back then, they were smart enough to realize that a hole in the top of ...
leaking roof through window area7/15/2008
  Q: we have a leaking roof that drips in the window area but is not a leaking window. I have sprayed the ...
  A: I had a similar question which I answered on 7/04/08. You may find it useful. However, I would start ...
waling on a steel roof7/15/2008
  Q: What is the proper way to walk on a steel roof?
  A: First time I've had this one. However, It depends on the roof pitch. Wear shoes that will not slip ...
Missing H clips and new plywood7/15/2008
  Q: We bought our 1970's Ranch style house approximately 2-3 years ago. The home inspector said that the ...
  A: Firstly, in my experience, it is unusual to have three layers of shingles on a roof. It is not ...
Torch on felt7/11/2008
  Q: I have recently renovated a flat roof, by replacing joists and plywood. I have nailed normal felt to ...
  A: I have to admit that I am not too sure about torch down roofing. However, I would think that the ...
skylight7/9/2008
  Q: I had a shingle roof but put metal over the shingles now I have a skylight I want to replace can ...
  A: I don't quite understand your question. Was there a skylight in before you replaced the roof with ...
Roof Weak7/8/2008
  Q: Two years ago I replaced my roof with standard shingles and added ridge vent for ventilation. The ...
  A: I assume you mean the rafters are spaced at 24 inches and not 24 rafters across the roof. 24" ...
Remove Fungus from Roof7/8/2008
  Q: The product you recommend? Want to do it ourselves from the ground with a hose. Roof is STEEP we ...
  A: Sounds like a trick situation you have. The trouble with trying do this from the ground is that you ...
Attic Ventilating and Insulating7/8/2008
  Q: I am a transplant to Central Texas and my wife and I bought a fixer upper Ranch House with an ...
  A: Regarding your first paragraph, you may find the web site enclosed helpful. Considering the other ...
Unfinished roof and rain7/7/2008
  Q: We hired a roofer to replace our shingle roof with a metal roof and it has now been two weeks with ...
  A: Glad to hear they are performing. The plywood should be O.K. if is not black or too wet. I assume ...
Unfinished roof and rain7/7/2008
  Q: We hired a roofer to replace our shingle roof with a metal roof and it has now been two weeks with ...
  A: 1. If there is exposed plywood you do have a problem. It will start to grow mold and delaminate as ...
roofing a-frame home7/6/2008
  Q: we are currently trying to replace our old woodshake shingle roof with asphalt shingles, and have ...
  A: First of all I would say you guys have a challenging and interesting project going here. I wish I ...
new roof7/6/2008
  Q: got a new roof, but have holes in the wood, will that still cause leaking? I live in an area that ...
  A: I'm not sure what to say. If you have had a new roof installed over a suspect roof ...
Hip roof repair/reshingle7/5/2008
  Q: Two things: 1. I need to reshingle a hip roof. Can I do it in segments, i.e., one side at a time ...
  A: No Problem. Happy to help in my area of expertise. I would leave them on until you are right up to ...
Hip roof repair/reshingle7/4/2008
  Q: Two things: 1. I need to reshingle a hip roof. Can I do it in segments, i.e., one side at a time ...
  A: Good question and right up my alley. 1. Yes. No reason why not doing one side at a time providing ...
Wind-driven rain - gable vent7/4/2008
  Q: During strong, windy rains, water runs down the attic wall directly beneath the gable vent. The ...
  A: I really don't know what else to suggest. You are right about having not soffit vents. A ridge vent ...
tear off7/3/2008
  Q: My roofer installed new architectural shingles over the old (15 year) felt on a fairly steep pitch ...
  A: This is B.S. In all my 25 years of tear off and re-shingle I have never used the old felt/tar paper. ...
Wind-driven rain - gable vent7/3/2008
  Q: During strong, windy rains, water runs down the attic wall directly beneath the gable vent. The ...
  A: If the gable vent is functioning correctly, it should not allow rain to penetrate through. Is it ...
Lamnated asphault shingle price7/2/2008
  Q: I am a homeowner trying to verify the cost of shingles. What is the approximate going rate for a ...
  A: Most sites do not give prices for shingles as they do change so often. However, Home Depot list 3 ...
Flashing around wood stove/furnace pipes7/1/2008
  Q: We are planning on re-shingling our roof. The roof contains 2 vent pipes and 2 stove pipes. We ...
  A: O.K. I am familiar with that type of fitting. If you can't slide it up and off the pipe, you may be ...
Flashing around wood stove/furnace pipes6/30/2008
  Q: We are planning on re-shingling our roof. The roof contains 2 vent pipes and 2 stove pipes. We ...
  A: I don't fully understand your question as there are products that fit every size of pipe and do not ...
Tar rooftop protection6/29/2008
  Q: I just moved in to my new condo which enjoys a nice (tar) rooftop. my question is, if with normal ...
  A: I would certainly put something down to protect the roof material as, over time, it could be damaged ...
flatroof insulation R-values6/27/2008
  Q: Which companies might you know that manufactures roofing insulation with an R-value of 10-15?
  A: If you are referring to fiber glass insulation, I believe most companies make an R.11 insulation but ...
IKO shingles6/27/2008
  Q: We have a 10 year old home. Our shingles are cupping and curling. The front of the house looks ...
  A: I would start with IKO directly. Send all the information you can including detailed photos and ...
Rolled roofing on porch6/26/2008
  Q: I am about to replace the rolled roofing on our porch and I am just wondering about how to connect ...
  A: Usually the roofing material is either tucked up behind the house siding or a metal flashing is ...
lichen and moss on roof6/17/2008
  Q: The roof above my garage has a big lichen and moss problem and I was wondering the best way to stop ...
  A: I have had to deal with this problem in the past and found the best solution to work is to pressure ...
SBS roofing6/12/2008
  Q: I have a black rubber roof which I would like to coat in white to lower the temperature in the room ...
  A: Here is Henry's page that may help you decide which product is the right one to use. You can copy ...
Dripping water between fascia and gutter6/10/2008
  Q: We have water (morning condensation) dripping, apparently, from between the gutter and the fascia. ...
  A: Without being able to see your particular problem, it is difficult to analyze what may be happening. ...
asphalt/asbestos roof and liquid coating6/9/2008
  Q: I have an old home built in the late 20's, and it has a permanent asphalt/asbestos roof on it. It ...
  A: I just answered a similar question and I will copy and paste it here. The product I have used in the ...
Roofing6/9/2008
  Q: I have a rubber flat roof on my 2 flat appartment building my neighbor recently had his roof of the ...
  A: The product I have used in the past with fair success is called "Kool Seal". It should be available ...
merging old and new asphalt shingles6/8/2008
  Q: I have extended one of my roofs and need to blend the old and new asphalt shingles together. What ...
  A: The way I have always found to work quite well is a flat pry bar and by pushing it up and under the ...
leak on second floor near bathroom exhaust tube6/5/2008
  Q: had a leak the other night and had a firm out there to inspect and said builder used a plastic ...
  A: The price you have been quoted does sound a little high. To re-place the flanges round the vent ...
roof condensation = rot6/4/2008
  Q: The ridge of my roof has condensation rot down to a point about 8' on each side of the ridge. The ...
  A: Personally, I would suggest, as you say, to re-place the rotted sections and, if possible, add a ...
4ply tar vs PVC6/4/2008
  Q: I have a tar and gravel roof, possibly 2 layer. This roof is about 50 years old and has high, low ...
  A: Sorry to say I am not really qualified to offer any real advice on your dilemma. The only thing I ...
who pays?6/4/2008
  Q: who is supposed to pay for the delivery of the shingles??? me or the roofer..on my agreement that i ...
  A: I think you have answered your own question. In my experience, delivery charges are either included ...
Reroofing over old shingles5/31/2008
  Q: We have three dimensional shingles. We keep losing them because the people who roofed our house ...
  A: Yes. I don't see any reason no to shingle over the existing roof. You may want to check with your ...
IKO shingles blowing off5/31/2008
  Q: I have a 8 year old home and have had shingles blowing off anytime the wind seems to get above 40 ...
  A: I have to admit that I am not familiar with IKO shingles. If you could give me a bit more info, i.e. ...
Metal roofing5/29/2008
  Q: Love your Privacy Policy. :-) I have just last (2) weeks had my mobile home and porch 're-roofed'. ...
  A: Maybe it is a bit late now but your contractor is so wrong: There is only one way to run tar/felt ...
Cutt'n asphalt shingle Caps5/29/2008
  Q: Yo Michael, (tha guys 'n panama ...He's gotta know!) I'm a contractor and I got a little ...
  A: I am not aware of any quicker way to cut shingles than with a hook knife or regular heavy duty ...
great steel roof, bad fascia5/28/2008
  Q: We have a beautiful steel roof, and our fascia is going really bad in a place or two (corners-rain ...
  A: Yes. It kinda makes sense. I guess the way to try is to carefully remove the screws/nails that are ...
Shingles over shingles5/27/2008
  Q: I want to reroof my house. The shingles are ~25 years old and I fear we'll spring a leak. I need ...
  A: Here comes the six letter word......."PERMIT". If you intend to get a permit to do the roof over, ...
drip edge install5/26/2008
  Q: I need to replace some of my facia boards due to water rot. the old drip edge is nailed into the top ...
  A: The only way is to very carefully lift the first row of shingles without breaking them and re-nail ...
roofing5/26/2008
  Q: which is better for a doublewide mobile home shingle or metal roof?
  A: A few considerations for you: 1. Metal roofing is more expensive than shingles. 2. Metal roofing ...
flat roof leaks quite oddly5/26/2008
  Q: I have a SFH which has a porch converted into a Florida room. There are two a/c ducts in the ...
  A: I can sympathize and equate with your problem. I lived in Naples and Punta Gorda for about 12 years. ...
Plywood roofing turning black5/24/2008
  Q: Have 4 year old metal pole building with dormers. Plywood was placed under dormers for fastening and ...
  A: If you can't get to the upper side of the plywood, then I would think a neat bleach would be O.K. ...
Rake-edge to Hip transition - Laminated Shingles5/22/2008
  Q: I’m planning on roofing with laminated shingles (BP – Mirage) on a 4:12 slope roof in Canada. I have ...
  A: I hope I fully understand your questions. As far as the valleys go, as you know, there are several ...
replacing a roof...rafter problems5/22/2008
  Q: My home is approximately 80 yrs old. Looking at the roof from the ground you can see that some of ...
  A: You should be able to lay OSB or plywood over the existing boards with no problems. However, to get ...
installing roof jack metal type shingles5/21/2008
  Q: I am an independent contractor and I install swamp coolers. I have a project where the house has a ...
  A: I absolutely love swamp coolers when living in California I put them in three houses. However, I was ...
roofing materials5/19/2008
  Q: We have a screen room down by the jersey shore that has a white plastic corrugated roof on it. It ...
  A: Best solution would be a lawn chair, flashlight and a shot gun. Just kidding......Are the squirrels ...
flashing5/16/2008
  Q: i just finished a roof and the inspector wants a what he calls a kick out tin installed. the house ...
  A: Well I have to admit you have me at a loss on this one. I can only assume that the inspector wants ...
Metal roofing sheets5/12/2008
  Q: We are remodeling a "Katrina House" which has a new metal roof but Home needs exterior siding ...
  A: Sorry to say, I don't know the answer to your question. I have never heard of metal roofing material ...
Roof: New Home Construction5/9/2008
  Q: I am taking possession of a brand new home on 5/16/08. The more I look at the roof, the more ...
  A: Five possible reasons come to mind as to what the cause may be: 1. The decking may be too thin. i.e. ...
rot repair4/9/2008
  Q: What are the laws, if any on the replacement of dry rot? Dry rot was found when a roof was removed ...
  A: To be honest, I do not have a clue. So much depends on the area and code where you live. As far as I ...
roofing a small flat area4/8/2008
  Q: I am replacing my wood shingle roof with a composite roof. There is a small flat area. Naturally, ...
  A: The only disadvantage to using metal is that it and the comp roof material will shrink and expand at ...
Drip edge issue4/8/2008
  Q: The roof of this house was recently replaced to include the drip edge. Prior to replacement, water ...
  A: You would think they should have thought about this before hand. Possibly the old drip edge was ...
galvanized roofing4/7/2008
  Q: I have constructed a lean too on an existing shop & I plan on roofing it with galvanized metal ...
  A: 1. Decide which end you want to start. 2. Measure up the edge of the roof from the bottom corner ...
Shingle overhang at the rake edge4/6/2008
  Q: How far should the shingles hang over the drip edge on the gable ends. I have a shadow board, and a ...
  A: Usually, the shingles are cut flush to the drip edge at gable ends and about 1/2" overhang at the ...
Porch roof leaks at seams4/6/2008
  Q: Ilive in s.w Florida My Aluminum panel porch leaks at the seams Is it ok to seal the seams with ...
  A: I have to assume the panels you refer to are white...Personally I would use a product made by, or ...
Proper Installation of Seamless Gutters4/2/2008
  Q: At one time I read an article about proper installation of gutters. The only way we install gutters ...
  A: It has always been my understanding that the gutters should be up behind the drip edge and sized ...
Leaking flat roof, rotting decking-repair or replace?4/1/2008
  Q: Just bought an old brick 4plex with a 20+ year old tar/gravel flat roof that's leaked off and on for ...
  A: Without knowing what damage has occurred beneath the existing roof, it is difficult to come up with ...
roof vents3/31/2008
  Q: I am looking for a roof vent that is made for a 12/12 pitch roof . the jacks that are on the roof ...
  A: I sorry to say I don't quite understand your question either. Are you referring to vent (or stink) ...
Polaralum heat barrier systems3/30/2008
  Q: Due to a hail storm, our roof will be replaced, the company can install a heat barrier system ...
  A: I guess you missed the x out of Texas? To the best of my knowledge, heat or radiant barriers are ...
preventing ice jams on low slope roof?3/29/2008
  Q: Our back entryway has a very low sloping roof (1-12). There is no way to insulate the space ...
  A: Not being able to see the layout of your house, it is difficult to come up with a solution. However, ...
ventilation3/29/2008
  Q: I'm getting ready to install a GAF 30 year architectural roof (Timberline series) on a 1946 ...
  A: First of all, without knowing the layout of your house, I assume you have at least R.30 insulation ...
re-roof vs. new roof3/28/2008
  Q: My husband and I are in escrow to buy a house with a wood shake roof currently in bad condition. ...
  A: Firstly, I would say I hope you had an independent, qualified and licensed building inspector do a ...
art. shingles and proper install3/28/2008
  Q: I'm a board mbr for an assoc that recently had art. shingles installed. They look like a few of the ...
  A: I can't see any reason why the shingles were not cut correctly in the first place. However, your ...
Steep roof eave tear off and replacement3/28/2008
  Q: I have a cape cod that has a 12/12 pitch. Half of the back of the house has a deck so I can reach ...
  A: Rent a helicopter and have them hover over the house while you dangle on a rope tied to your ankles. ...
ridge cap3/27/2008
  Q: how to install
  A: There has to be about a 2" wide slot running across the roof at the peak. The ridge cap should ...
roofing3/26/2008
  Q: Live in Miami along the ocean and am reroofing . My roofing contractor wants to use peel and stick ...
  A: I lived in Punta Gorda when Charlie Boy paid us a visit in 2004. Not at all fun. However, I would ...
shingle mold installation3/26/2008
  Q: I had a new roof with a drip edge installed. The shingles do not extend out the normal 1/2in beyond ...
  A: I did not realize that was an additional problem. If the drip edge was bent and not cut on the top ...
shingle mold installation3/25/2008
  Q: I had a new roof with a drip edge installed. The shingles do not extend out the normal 1/2in beyond ...
  A: The easiest way to fix your problem may be to add a strip of aluminum flashing up and under the ...
Tile Roof in Florida3/20/2008
  Q: We are going to replace our flat tile roof with barrel tiles. I have seen many new roofs going in ...
  A: I am not sure how to answer your question. Firstly, I have never seem barrel tiles attached with ...
double duty roofing3/19/2008
  Q: We need to replace the membrane roof on our sunporch that also doubles as a patio on the second ...
  A: The only suggestion I can make is to use roll roofing. If it is not used very much by foot traffic, ...
off ridge vents3/18/2008
  Q: My firm manufactures off ridge vents, gooseneck vents, and other roof related products. In Aug. 2003 ...
  A: I have never had a rain driven problem apart from hurricanes blowing the vents right off the roofs. ...
replace roof3/16/2008
  Q: currently I have 2 layers of shingles on my roof. I need to replace them this summer. Can I put ...
  A: I do not see any problem adding a layer of metal to your existing roof. You may, or may not, want to ...
Roofing Screws3/16/2008
  Q: We had a metal roof installed. Now we find that the screws are rusting. And the company that ...
  A: Obviously the installers did not use the correct screws unless they have been there a long time. ...
New roof over lichens3/15/2008
  Q: I have a lichen and moss problem on my 20-year-old asphalt 3-tab shingles. I have spoken to a roofer ...
  A: This is not really my field of expertise but I do believe the growth of any kind should be removed ...
repairing attached roof on garage3/13/2008
  Q: Many years ago a shed type feature was attached to my garage (probably 60 years ago by a previous ...
  A: To be perfectly honest with you, it is impossible for me to offer any useful advice as I cannot see ...
1 year 3 tab buckling3/13/2008
  Q: As a roofing contractor, I installed a roof that in my several years of roofing have never came ...
  A: Several possibilities come to mind which I will list: 1. The plywood may be too thin. As you ...
replacing roof3/12/2008
  Q: our roof is 18 years old and is losing shingles they are very brittle so we are looking to replace ...
  A: If you intend to get a permit to re-roof you may want to check with your local building code office. ...
question about metal roof3/11/2008
  Q: can you lay metal/tin roofing directly over shingles without it hurting anything? Some has told us ...
  A: Yes you can. However, it may be advisable to check with your local building code office if you ...
roof leak3/11/2008
  Q: we have a slanted roof and it leaks on the inside ceiling about 2 feet from the top of the inside ...
  A: The problem is that it could be coming in higher up the roof and either running on top of the ...
Attic Fan or Ridge Vent or both3/10/2008
  Q: I am in the process of receiving quotes for a new roof. I have a colonial house with 1 main ...
  A: What a good name.......In my humble opinion, more is better. I like soffit and ridge vents. Not too ...
mobile home with no overhang3/10/2008
  Q: We have a 20-year old mobile home with a shingled roof and no overhang. When the ice forms and ...
  A: Without being able to see how the roof and sides are constructed, it is tricky to come up with a ...
re roofing2/21/2008
  Q: I live in So Calif. and currently have a concrete tile roof. The underlayment is 1x4 boards ...
  A: Absolutely right. I guess you would have to run additional strips of 1 x 4 where the ends of the ...
re roofing2/21/2008
  Q: I live in So Calif. and currently have a concrete tile roof. The underlayment is 1x4 boards ...
  A: I would recommend that you lay the plywood over the 1 x 4's providing your local code allows you to ...
total roof replacement or not2/20/2008
  Q: I suffered some wind damage to my roof with several tabs coming off. The insurance adjuster cut me a ...
  A: Having lived through hurricane Charlie in 2004 in Punta Gorda, FL, I can relate to your question. ...
Old gymnasium roof2/18/2008
  Q: I have bought an old schoolhouse with a detached gymnasium. The gymnasium looks like a huge metal ...
  A: Sounds as if you got yourself a project.....Also sounds like it could be fun. However, the roof ...
multiple layers of shingles2/12/2008
  Q: I read in New Jersey that you can have 2 courses of shingles before you have to remove old shingles. ...
  A: You would have to ask questions in your State. If you intend to get a permit to do a roof-over the ...
flat roof2/10/2008
  Q: our condo has asphalt and gravel roof.How long this roof should last? Some say it should last for 30 ...
  A: So many factors determine how long the roof will last. 20 - 30 years should be about average. ...
Roof Life & Attic Ventilation & HVAC2/8/2008
  Q: I'm in the process of writing up a contract on a to-be-built house. This house will have a hip roof ...
  A: As far as ventilation for your attic space, you might find the following web site useful. ...
capillary action on metal roofs2/3/2008
  Q: I have a friend in MS who has a painted ribbed roof on his home. He had a hail storm in his area, ...
  A: There are three basic systems of metal roofing that fall into the category of ribbed. 5V - which is ...
replacing roof in spring2/3/2008
  Q: We live in Maine, and have terrible ice dam problems in the winter. Our house is a doublewide ...
  A: I am not 100% sure about this but I would think the moisture barrier should go under the furring ...
Common roofs in Hawaii2/2/2008
  Q: Michael, I'm a court reporter looking for a word. Have a quick question for you. I have tried to ...
  A: You really got me on this one. I have scoured the universe and came up with zero. I have never heard ...
Gutter hanging and shingles2/1/2008
  Q: My neighbor's gutter appears to only be hung with straps, as there is no fascia board. Light ...
  A: Q#1 - Answer - Yep. Q#2 - Answer - Yep. Depending on where you live depends, somewhat, on how ...
Leaking Chimney1/31/2008
  Q: My wife and I have noticed a small leak in the attic of our home that is coming in down the chimney. ...
  A: This is "right up my street" as they say. I used to install fireplaces and therefore flue pipes, and ...
tiles not sealing1/30/2008
  Q: My roof was replaced last October. I chose white shingles and the contractor said that would not be ...
  A: Absolutely. Have something done to seal the shingles down. If you don't, they will tear off. What ...
cemwood1/29/2008
  Q: I had a customer who was wondering how many bundles are in a square of cemwood roofing.
  A: I have no idea how many bundles make up a square. I did try and bring up websites to find out and ...
too much soffit for the roof?1/28/2008
  Q: We have an old house that has shingle roof and a finished Attic. There are many soffit vents under ...
  A: Here is a web site that explains how much attic ventilation you should have. ...
asphalt shingles1/27/2008
  Q: WE have a job, to re-shingle 1st row of only damaged shingles, and were up on roof today but ...
  A: Yes there is. Get yourself a twelve inch or so flat pry bar from the local hardware store. Keeping ...
EPDM Over PVC1/24/2008
  Q: Previously I contacted you regarding an emergency roofing solution to lay EPDM over PVC. Well, I ...
  A: Well. Thank you Vallerie. They do say "You learn something new every day" and here is proof. Even at ...
roofing stain1/24/2008
  Q: My roof is stained from cement work done on my chimney.Is there any way to remove the staining ...
  A: To be perfectly honest I do not know of any product suitable for your problem. If the affected areas ...
metal roofing1/23/2008
  Q: 1.Is it true that a metal roof can be lifted during a hurricane. Not just one panel but a few at a ...
  A: Good day. I will answer your questions by number: 1. Yes. I lived in S.W. Florida and experienced ...
capillary action on metal roofs1/22/2008
  Q: I have a friend in MS who has a painted ribbed roof on his home. He had a hail storm in his area, ...
  A: The short answer is: I do not have a clue.... My understanding of "capillary action" is when water ...
roof1/21/2008
  Q: I am a senior lady who hired a contractor to do work on my fire damaged home. On the contract it ...
  A: Absolutely not. If your contract called for CDX plywood, then that is what needs to be installed. No ...
Roofing Problems1/15/2008
  Q: I am currently having a house built, scheduled to be completed at the end of January. The new roof ...
  A: First of all the shingles do have to have warmth to allow them to seal to the one underneath. If ...
Chimney Flashing1/15/2008
  Q: The left side of a chimney is facing a small valley on a 4/12 slope. What metal would you recommend ...
  A: I have always used aluminum flashing available in several lengths and widths from Home Depot or ...
Roof repair and building permit1/13/2008
  Q: I bought a condo in mass. that had $8,000 of roof repair done by one of the owners (not a ...
  A: You would have to check with your local building department wether a permit would have been required ...
Metal/Tin Roofing1/12/2008
  Q: What exactly is timer battens that was suggested being put between shingles and the tin roofing? And ...
  A: I assume you mean the color of the roof panels? In which case lighter is better for reflecting the ...
Metal/Tin Roofing1/12/2008
  Q: What exactly is timer battens that was suggested being put between shingles and the tin roofing? ...
  A: You probably meant "Timber battens". These are 1" x 2" or 1" x 4" that run across the roof to ...
roofing12/31/2007
  Q: I have an almost flat roof (drops about 3" in 14 feet) and I'd like to put a deck on it. What ...
  A: Happy New Year. If you intend to make the deck flat you would have to attach lumber to achieve this ...
Leaking roof12/30/2007
  Q: Scenario: Just bought new house. Heavy snowfall and ice melting and leaking through roof into ...
  A: Sorry to hear of your problems. In response to your first question, I am sorry to say I can offer no ...
leaking roof12/25/2007
  Q: I just got my first house a couple of months ago and here it is Christmas Day and I find out that I ...
  A: A bit late now but a home inspection would have been the way to go. I appears to me that a complete ...
Sweating on Tin Roof12/24/2007
  Q: I have a 40 x 30 building that has a metal/tin roof. Every day there are drops of water around mid ...
  A: I'm really not sure what you can do about this problem after the fact. If insulation had been ...
Asphalt Shingles applied to Skip Sheathing12/11/2007
  Q: I got a quote for a roof replacement where the contractor doesn't think a plywood base is needed. ...
  A: I just happened to be on line. It should be okay. Another alternative is to rip down some pressure ...
Asphalt Shingles applied to Skip Sheathing12/11/2007
  Q: I got a quote for a roof replacement where the contractor doesn't think a plywood base is needed. ...
  A: Just goes to show my ignorance. I have to admit that I have never heard the term "Skip Sheathing". ...
installing flashing or drip edge on existing roof12/6/2007
  Q: I noticed the paint on the bottom of my porch eaves was peeling. When I inspected the porch roof ...
  A: It may be possible to retrofit drip edge depending on wether there is enough space to push it up ...
damaged plywood12/6/2007
  Q: I just had my roof shingles replaced and from the attic I noticed that I have 3 sections of plywood ...
  A: Sounds to me like there may have been turbine extractors on the roof at some time if the holes are ...
Reroofing and valleys12/5/2007
  Q: Mr. Owen, Thanks for taking the time to help. I am buying a house with asphalt shingles that need ...
  A: Yes, you should tear off the existing shingles and tar/felt paper. Check the decking, drip edge, ...
torch on roof rippling12/4/2007
  Q: I live in Vancouver B.C. The house is about 50 years old the roof is 50ft x 50ft with a 4 ft over ...
  A: Sorry to say I am not familiar with torch down roofing. However, it sounds to me like the original ...
Follow-up on flawed roof decking query11/18/2007
  Q: Mark, Earlier you addressed my questions about flawed decking (see below). An engineer had ...
  A: It's Mike not Mark.....You do seem to have a problem. I can't think of any solution to rectify it ...
Roof repair11/16/2007
  Q: we are renters of a home with a "gravel roof." We don't know anything about roofs. This is just ...
  A: You say you don't know anything about roofs. I disagree. You know enough to say "The roof leaks". I ...
repairing bubbles on a small flat roof11/12/2007
  Q: . I have about 8-9 bubbles on my flat asphalt roof(size 40'long 25' wide-about 2 rooms).. This ...
  A: To be perfectly honest with you, I'm not at all sure that you would torch down felt paper. In my ...
repairing bubbles on a small flat roof11/12/2007
  Q: . I have about 8-9 bubbles on my flat asphalt roof(size 40'long 25' wide-about 2 rooms).. This ...
  A: Without actually being able to see your problem, it is difficult to come up with the best solution. ...
slate11/12/2007
  Q: i want to use metal in place of slate shingle for repair what type of metal should i use and what to ...
  A: Firstly, remove slate tiles. Then check the furring strips across the roof. You need a good base for ...
Garage slope tar roof11/11/2007
  Q: I recently removed the roof from my garage. The roof was rotten. I removed rafters and all. It is ...
  A: I'll try and answer your questions in order. Not necessary to use treated lumber for the rafters. ...
Minimum temperature to install new roof11/9/2007
  Q: A roofer is going to apply new shingles to the roof on my house. The first batch of shingles he ...
  A: This is another question I have to say I am really not quaulified to answer. All my experience has ...
Flat roof question11/6/2007
  Q: For a flat roof, what is the difference between a "hot tar asphalt roof" and a "3-ply hot tar system ...
  A: To be perfectly honest with you, I am not too sure. May I respectfully ask that you direct your ...
Recovering over architectural shingles11/4/2007
  Q: I'm on an HOA board. Our reserve provider has advised us that manufacturers of our architectural ...
  A: Firstly, I would not recommend roofing over dimensional/architectural shingles for a couple of ...
Flawed roof11/3/2007
  Q: I had the hail-damaged roof on my 15 year old home replaced with standard three tab shingles this ...
  A: No need to send pictures. I've seen it all before.......For the contractor to say "It is an existing ...
Philly roof11/2/2007
  Q: Im looking at purchasing a home in philly its basically a shell. One of the things it needs is a new ...
  A: The first thing to do would be to get at least two estimates for your new roof from roofing ...
Roofing10/30/2007
  Q: Don't want to seem like an idiot, but this is my first home. I should have talked to the roofer who ...
  A: You could do either. The insurance company will certainly need one or more estimates for any work. I ...
Roof/ Cable and Phone line10/30/2007
  Q: Just had a roof put on detached garage. Should I be worried about phone lines and cable lines that ...
  A: Normally the utility companies responsibility stops at the electric meter or outside phone box. ...
Residential Flat Roof Coating10/29/2007
  Q: I have a 1 room extension of my house that has a flat roof. I went to Home Depot and purchased 5 ...
  A: Personally, I would use roll roofing material. Looks like roof shingles finish and has to be nailed ...
Roof/ Cable and Phone line10/29/2007
  Q: Just had a roof put on detached garage. Should I be worried about phone lines and cable lines that ...
  A: Re-route the cables. It is not so much a problem for the wires to rub off the granules but for the ...
roof venting10/28/2007
  Q: I am having a new roof put on my 3 story 1938 vintage home in MI and am confused re: venting (we ...
  A: Having had whole house fans myself in California and Florida, I think they work wonderfully. ...
sheathing removal10/27/2007
  Q: I recently had my roof replaced. The contractor and I agreed to do a complete tear off including the ...
  A: Without meaning to appear rude, what is your question? Was it not discussed and an agreement made ...
roof ventilation10/25/2007
  Q: - the house is about 110 years old - the roof consists of cedar shingles - there is no attic ridge ...
  A: A tricky situation.....and to be honest with you, I do not feel qualified to answer. There does have ...
MOLD?10/24/2007
  Q: Facts: 20 yr asphalt shingle roof. Healthy kept up home. Healthy exterior appearance. No serious ...
  A: You did not say wether the house is new construction or an older house. I can only think of two ...
asphalt roof -- mildew/power wash10/24/2007
  Q: One corner of our asphalt roof is under a neighbor's tree. Moss or mildew (it's green) has grown ...
  A: It really won't hurt the roof and is, as you say. an aesthetic problem. Power washing will not ...
roofing10/22/2007
  Q: Can you nail shingles on top of cedar shake?
  A: I could be wrong but I would have to say "NO". The reason being that the nails will puul the ...
rubber roof verses asphalt roof10/20/2007
  Q: My mother is getting a new roof on her porch roof she is getting a rubber roof on the length of the ...
  A: Firstly, I do not agree that every roofer should have a kettle. They would only tow it if they were ...
Determining age of a roof10/19/2007
  Q: my question is fairly straight forward. I would like to know how to determine the age of a ...
  A: My answer is also striaght foward and simple....I must be perfectly honest in saying I do not have a ...
Flashing between asphalt and metal roofs10/19/2007
  Q: Does anyone know of any special flashing that would allow transition between an existing 6/12 ...
  A: If I can throw in my two penny worth, I would see if I could get some flat metal to match the new ...
bad roof install10/18/2007
  Q: I had a new shingled roof installed, and they did not layout the shingles correctly. They installed ...
  A: Very often a problem because some roofers just go at it "Gung Ho" without taking a few minutes to ...
replace roof and venting10/17/2007
  Q: We have a 1980's ranch in TN. We are replacing the roof and are confused about venting. We have ...
  A: Without soffit vents it is hard to cool the attic space. Any venting system relys on pulling in ...
shingling when rain is in forecast10/16/2007
  Q: I am ready to shingle a 5/12 pitch 10 x 14 shed. I have the felt paper down and the d edge. Lots of ...
  A: Best to let them flatten down first. As far as time goes, I have not nailed down by hand. It may be ...
shingling when rain is in forecast10/16/2007
  Q: I am ready to shingle a 5/12 pitch 10 x 14 shed. I have the felt paper down and the d edge. Lots of ...
  A: It should be O.K. but you should consider a couple of things: 1. If the felt paper is not quite flat ...
Presidential Roof Alignment10/15/2007
  Q: I had my house and garage roofed with Certainteed Presidential shingles. In some areas the top row ...
  A: Sorry my computer has been down. However, if you lift and move the shingles, you may end up with ...
Power Attic Vent with new roof10/9/2007
  Q: I'm going to be getting a tear off soon and was wondering if I should replace my attic power fan at ...
  A: My experience of power roof fans is a bit limited. However, it might be a good time to replace the ...
tear off or not10/8/2007
  Q: We're re-roofing our 1950's rambler that presently has one layer of asphalt shingles. I'm asking for ...
  A: Basically, you have two choices: 1. Tear the old shingles off, repair the rot, install drip edge, ...
hot moppping vs. GAF underlayment10/3/2007
  Q: I live in South Florida. I have a concrete flat tile roof that needs replacement there is a ...
  A: Having lived in Naples and Punta Gorda myself I would consider hop mop as I believe it would hold up ...
flat roof9/29/2007
  Q: I have a flat roof with a deck above it. There is enough space to work. It's leaking. A roofer told ...
  A: Sorry to hear of your loss. Yes. That sounds right. It is sometimes tricky to get a flat roof to ...
sub-standard roof.9/28/2007
  Q: New David Weekly house / roof/ 25 yr. shingles, comp. looks like a washboard. OSB decking sat in ...
  A: I assume that you have had inspections of the roof in its various stages of construction. If so the ...
metal roof vs compostion shingle9/27/2007
  Q: For residential purposes, Texas climate, metal roofing will cost about 2.5 times more than a ...
  A: If a metal roof is within your budget, go for it. You pretty much answered your own question by ...
roof shingles cupping9/27/2007
  Q: Before the roofer was able to install the shingles on my new home, a storm ripped off the felt ...
  A: Something is not right here and I'm not quite sure what. Tar/felt paper does have a tendency to ...
3 tab vs dismensional9/26/2007
  Q: Is there any advantage to dismensional shingles over 3 tab other than esthetic? Also, what ...
  A: As far as I know there are three advantages in using dimensional shingles: 1. They do make a nicer ...
New roof flashing9/26/2007
  Q: I live in El Paso Texas and it seems every roof in the city was installed using a black tar-like ...
  A: I can't figure that one out. I see no reason for such an abundance of tar! I have lived in ...
new roof9/15/2007
  Q: I am in process to change my roof what is the difference between the following product in price and ...
  A: I have to say I am not familiar with items 1 and 2. I guess it may depend on where you live and what ...
roof9/15/2007
  Q: I had a tear off and roof replacement 4 years ago. There is the original boards that the roofing was ...
  A: What a problem ! I am surprised that the extra weight of the plywood caused settlement. However, it ...
Repair and overlay or tear off? That is the question.9/14/2007
  Q: We have a single layer asphalt roof that was there when we bought 7 years ago, so I don't know how ...
  A: You have identified your two options very well. Firstly, if your local building department allow a ...
roof seal9/13/2007
  Q: .i have a question about roof seal. i have seen ads for thompsons roof seal, but never in the ...
  A: I am not familiar with Thompsons roof seal but I have used a product called "Kool Seal" which is a ...
Roof Plywood Questions9/12/2007
  Q: my roof is about to be re-shingled and I'm doing some minor alterations before the roofers get here. ...
  A: I'll try and answer your questions in order. 1. I usually try and run the plywood over the fascia as ...
to remove or not to protective film on tar9/11/2007
  Q: My 20 year old composition roof's has shingle on it where the protective film over the tar was never ...
  A: Absolutely. Take off the ridge cap shingles when you get up to that point. You do not need to put ...
to remove or not to protective film on tar9/10/2007
  Q: My 20 year old composition roof's has shingle on it where the protective film over the tar was never ...
  A: I have had this question before and the plastic strip is only on the shingles to stop them sticking ...
plywood replacement9/9/2007
  Q: I recently had a roof totally redone with architectural shingles, drip edge and a ridge cap. The ...
  A: Indeed there is. At least 7/16" plywood or OSB. I have seen roofs where 1/4" - 3/8" ply has been ...
plywood replacement9/9/2007
  Q: I recently had a roof totally redone with architectural shingles, drip edge and a ridge cap. The ...
  A: Two things come to mind: 1. Your contractor did not replace damaged plywood before re-installing new ...
roof insulation9/7/2007
  Q: I have recently replaced a 15+ year old BUR installed on top of 2 inches of rigid foam insulation. ...
  A: What a situation ! Someone should certainly be held accountable. The question is: Who? I guess, in ...
roof replacement9/2/2007
  Q: i have a three story house in Rhode island that needs a new roof, there are two layers of shingles ...
  A: As I now live in Panama, Central America, I am out of touch with pricing. Compared to Florida ...
Comparison of Shingles8/31/2007
  Q: I am trying to decide between the 30 year Duration (not Duration Premium), GAF Timberline 30 and ...
  A: As I am only familiar with Gaf and other brands you do not mention I do not feel well enough ...
tin roofing8/24/2007
  Q: we are installing a tin roof and we are wondering about how to overlap the tin and if we should ...
  A: I am not quite sure what type of tin roof you are using. If it is in lengths that are shorter than ...
roofing8/23/2007
  Q: I need to have my roof repaired and I have received several estimates. The only problem I have now ...
  A: So much depends on how well any product is installed. In my long experience, finding a good roofing ...
Roofing material needed8/22/2007
  Q: Michael, I'm getting ready to put new shingles on my mobile home. It currently has 3 tab shingles. ...
  A: It isn't that difficult to calculate. Normally there are 3 bundles of 3 tab shingles to a square. A ...
torch on roofing8/18/2007
  Q: I had a new torch on roof done on my patio. They replaced the metal strip around the edge, but the ...
  A: Although I am not too familiar with torch down roofing, I would say that if there is the possibility ...
1987 double wide mobile home8/16/2007
  Q: Roof is shingled with typical low pitch. There is only 5 or 6 inches of blown in insulation. I ...
  A: Filling the gap would probably make things worse as you eliminate the air flow. Always a problem ...
Attic fan with architectural roofing8/11/2007
  Q: We had a new roof put on a few years back. Upon going into the attic I was floored when I saw ...
  A: Your roofing guy sounds "full of it". Anything to get air moving in and out of your attic is ...
Roofing-do I need the shingles hanging over the edge8/9/2007
  Q: Please help! I forget to leave the shingles on the garage 1” over the edge. I have drip edge. ...
  A: Normally you would leave about 1/2 inch overhang from the drip edge. Problems you could experience ...
replacement of vents8/8/2007
  Q: My roofer agreed to take out my existing static vents and replace them with an attic fan as well as ...
  A: Absolutely not.........Is he prepared to be sued when and if someone falls through the hole or ...
roofing8/7/2007
  Q: Can roof paper and shingles be laid on top of wet OSB? We were to lay the roof paper this afternoon, ...
  A: If possible do not cover the wet OSB. It could create mold problems and possibly rot the boards. If ...
Best way to stop leaks8/2/2007
  Q: My roof is about 30yrs old,Started to get leaks in two rooms.Is there a cheep way to do this? ...
  A: The biggest problem with roof leaks is trying to find exactly where the water is coming in from. It ...
ridge vent8/1/2007
  Q: I am building a garage and I am ready to shingle the roof. I am having trouble finding 3 tab ...
  A: Although I am not familiar with the product you mention, I did find something similar. Web site ...
Roof pitches7/31/2007
  Q: What are the minimums roof slopes for tile and composition shingle roof?
  A: Roofing with shingles should be a minimum of 3/12 pitch. The more slope there is, the better the ...
cathedral condensation leak?7/30/2007
  Q: HOW DO I FIX A CONDENSATION LEAK FROM MY IMPROPERLY CONSTRUCTED CATHEDRAL STYLE CEILING?
  A: Difficult to tell without being able to see what type of structure you have. There are so many ...
architectual shingles7/29/2007
  Q: my husband and i just paid to have a new roof put on our house. we chose architectural shingles but ...
  A: Usually the shingles are staggered by 1/3 or 1/2 or 6" depending on the installer. Without seeing ...
Missing Felt Paper7/27/2007
  Q: We are selling our house and the roofing inspector discovered that we do not have any felt paper ...
  A: I don't believe it!!!!! I have not heard of a similar case like this before. I can only suggest you ...
Flat Garage Roof7/24/2007
  Q: I have a 50 year old 2 car garage that is leaking pretty bad. It is a gently sloping roof almost ...
  A: I'm not too sure what you mean by "roll paper". If you mean the black tar paper, then it is no ...
felt paper vs Tamko Moisture Guard plus7/23/2007
  Q: I live in NY Long Island. All of the high end contractors want to install some type of heavy duty ...
  A: I have to admit I am not familiar with either of the first two products you mention. Having lived ...
new roof has waves in it when hot7/22/2007
  Q: Just purchased a house with cathedral ceilings, completely open span, wood ceilings, and no attic. ...
  A: It could be after a while as it looks as if the shingles are expanding and contracting with the ...
roof jacks7/2/2007
  Q: I'm painting my uncle's house and I have to place roof jacks on the roof (2nd floor) which just had ...
  A: I can't understand why you would ruin the new shingle edges as ladder jacks would be your solution. ...
roof for screened in porch6/27/2007
  Q: We're adding a screened in porch with an A frame roof that will be attached to our existing home ...
  A: It is always best to install flashing if possible. The other alternative is to seal or caulk the ...
funny shingle pattern6/27/2007
  Q: we just had a new roof put on our home using a professional roofing company and certainteed landmark ...
  A: Send pictures to me and I'll try and see what the problem might be. I may not be able too. ...
funny shingle pattern6/26/2007
  Q: we just had a new roof put on our home using a professional roofing company and certainteed landmark ...
  A: Without being able to see your particular problem, it is very difficult to find a reason for the ...
Wrong Shingles6/25/2007
  Q: I recently had a roof put on an investment property but the contractor put 20-year instead of ...
  A: First of all, so much depends on where you live. For instance; in Florida, 30 year shingles only ...
Shingling Gambrel Roof6/22/2007
  Q: I build a 12x24 mini barn storage shed, the two hips of the roof are a 30 degree angle and the peak ...
  A: The shingles need to be cut about an inch from the center of the hip or ridge. Then use regular 3 ...
metal roof over top of shingles6/17/2007
  Q: I am helping a friend of mine remodel a home in Southern Indiana, and we want to put a metal roof ...
  A: Not necessary to put anything else down apart from tar/felt paper. This assumes the roof decking is ...
cheap roofing materials6/17/2007
  Q: We have an old house that is leaking and needs to be re-roofed in places. We are on a very tight ...
  A: I find it hard to believe you can't find rolled roofing. I thought that a store like Lowes or Home ...
replace roof and install a radiant heat barrier6/16/2007
  Q: I have an 1800 sf house built in 1961. It currently has 3 layers of shingles and the attic is ...
  A: Here is a website that should explain the benefits and how to install radiant heat barriers. With ...
Low slope tar over car decking6/15/2007
  Q: I'm trying to help a friend replace some dry rot in the car decking roof at the edge of the eves. ...
  A: Usually if you remove the fascia board and lift the drip edge, you can splice a 2" x 4" on to the ...
Concrete Rood Tiles6/14/2007
  Q: My house has red concrete roof tiles. The paint coating on some of the tiles is gone and I can see ...
  A: As I recently moved from Georgia to Panama, Central America, I am familiar with the product. It is ...
Seller & Inspector said one layer: Not!6/13/2007
  Q: At purchase of my house 4-1/2 yrs. ago, Seller and Inspector said it had one layer of shingles that ...
  A: It was not clear to me wether you had the inspection before or after you bought the house but my ...
roofing6/11/2007
  Q: I have an old apartment building that was originally a church building. I need to replace the roof. ...
  A: I am 99.999% sure you would have to tear off the old roof for two reasons: 1. The weight may be too ...
Metal Roofing6/10/2007
  Q: We are looking to replace our shingle roof that, my husband installed 23 years. There are no leaks ...
  A: I have installed 5 V Crimped metal roofing directly over shingles with great success. Although they ...
Water leaks on ceiling in a double wide trailer6/9/2007
  Q: I bought a double wide trailer. I noticed brown spots coming from the center of the trailer as if it ...
  A: It sounds as if your problem can only be one of two possible causes: 1. If the spots appear after a ...
Roofing Shingles6/9/2007
  Q: Should I tear off the old asphalt shingles before roofing and what is the best 30 yr shingle to buy?
  A: Depending on local code, you may be able to roof over existing shingles providing the sheathing, ...
reroofing6/8/2007
  Q: I want to re-roof my house with 30-yr architectural shingles. Our house is a 44' x 16' ranch with a ...
  A: I'll try and answer your questions in order: 1. Not necessary to use a new drip edge if the existing ...
Roof Sheathing buckling6/8/2007
  Q: The roof sheathing is buckling between the rafters at the horizontal joints on a roof that is about ...
  A: You sure do have a problem. Very difficult to resolve. About the only thing you can do is to install ...
Roll roofing6/7/2007
  Q: I have a 10 by 10 shed that I am going to re do the roof...with the same stuff, roll roofing. What ...
  A: I would put a layer of felt paper down first. Then overlap the roll roofing by at least 4". If ...
Nail tenting in roof6/7/2007
  Q: We're selling out house and were told by an inspector that there's nail tenting on some of the ...
  A: I once worked on a metal roof which was extremely steep. What I did was to throw a long rope over ...
New Roof6/6/2007
  Q: We had a new roof put on about 2 months ago (I think it was Timberline GAF 35 year asphalt ...
  A: This is quite normal. The amount of granules coming of the roof depends on wether the installers ...
New roof job - protruding nails in attic6/3/2007
  Q: We recently had a new roof installed (cedar shingle tear off, install plywood and shingle). We now ...
  A: You bet this is normal. The nails poking through the plywood serve two functions: 1. The inspector ...
Roofing5/31/2007
  Q: What is the code for how many nails to put in a shingle in Houma, La?
  A: Simple answer - 80 nails per shingle and two pounds of glue. You have to forgive my British sense of ...
Roof Coatings on Rolled Roof5/30/2007
  Q: I have a eleven year old rolled roof which is still in fairly good condition, no leaks, but it is ...
  A: "Kool Seal" is a good product I have used on metal, asphalt and rubber roofs. It works pretty well ...
carpenter bees5/30/2007
  Q: I have a problem with carpenter bees eating my facia boards. I live in Northern New Jersey, it ...
  A: Been there - done that. But only when the little boogers were eating the fascia boards. I ended up ...
Roofing5/28/2007
  Q: How do you attach a new front porch roof to an existing roof gable?
  A: Without being able to see exactly what you are dealing with, it is virtually impossible to answer ...
Insulated Aluminum Roof - leaking seams5/24/2007
  Q: I've got a 7-year old insulated aluminum roof system (approx. 60' wide x 10' deep) over a patio ...
  A: Seems a little high to me and I doubt if the "5 year warranty" would be covered if the movement of ...
Roofing5/23/2007
  Q: In January 04 we had an additional layer of asphalt shingles placed over the original shingles. Our ...
  A: Only thing I can come up with is that the extra insulating value just tipped the balance for ...
Roofing5/23/2007
  Q: In January 04 we had an additional layer of asphalt shingles placed over the original shingles. Our ...
  A: First of all, rest assured the house is not going to fall down. Secondly, like others, I have no ...
water heater tank and roofing5/21/2007
  Q: We have a solar water heater on top of our roof. We now want to replace the shingles. Our ...
  A: I'm not sure I understand your question. Do you have solar panels on the roof or is it just a tank ...
Ridge Vents5/18/2007
  Q: I am having a new roof put on a residential home in Clearwater Florida. One contractor wants to use ...
  A: I would say I prefer the metal ridge vents as I believe they give a little more air flow. Be sure to ...
new roofing over old roofing5/18/2007
  Q: I just had a roofing contractor come to my home and told me that he would be able to put new roof ...
  A: As far as I know, you can do a roof over the existing one. You would need to check on your local ...
Roof delamination5/15/2007
  Q: Greetings, Our builder is nearing completion in the construction of our new house. Last week I ...
  A: What a good name ! Sounds as if you do have a problem. Four things come to mind... 1. The sheathing ...
Shingles Buckling5/11/2007
  Q: We are in the process of selling our home and recently had an inspection. The inspector noted that ...
  A: That's a tricky one but not impossible to fix. You will have to get to the sheathing and nail or ...
Installing a Rolled Roofing5/10/2007
  Q: I recently had my rolled roofing replaced and the installer used staples. I have been told that ...
  A: I have never heard of staples being used on roll roofing. Problem is that they can cut into or ...
Roofs for cathedral ceilings5/9/2007
  Q: I have cathedral ceiling in my home and the roof is a "hot roof" made with SIP's. Several months ...
  A: I'm sorry Rita. This appears to be outside my expertise for two reasons: 1. I am not familiar with ...
tarp a burned roof5/8/2007
  Q: I have a 25Wx160L two story apartment. Roof is gone. Need input on a temp roof system or ideas how ...
  A: That's a tricky one. It depends on wether the decking has gone or not. I guess it has if it burned. ...
Granular Spray Coat On Asphalt Shingles5/7/2007
  Q: We have a new asphalt shingle roof in Atlanta, Georgia. Our neighborhood Association says the color ...
  A: Sorry to say I have never heard of this before. You might try contacting some of the shingle ...
Re-roofing over an existing Timerberline5/7/2007
  Q: I'm getting ready to replace my roof. I currently have a Timberline roof that was put on about 10 ...
  A: I don't see any reason why you can't roof over your existing one. I would put a layer of 30# felt ...
Rain started during re-roofing project5/5/2007
  Q: My roofing crew started replacing my old roof yesterday. They had removed about 10 feet of old ...
  A: I recommend a handy web site for you to look at. It is www.noaa.gov It gives fairly accurate weather ...
30 yr. Composition roofing5/4/2007
  Q: How long have 30yr roofs been in production and widely in use?
  A: To be perfectly honest, I don't have any idea. At least as long as I have been in the U.S. (25 ...
Low sloped shingled roof 90 % covered5/4/2007
  Q: Can a shingled roof be covered over with materials other than new shingles. without removing,if so ...
  A: The ony way to roof over shingles that I can think of is to use standing seam metal panels. You are ...
roof is rolling at he edges5/3/2007
  Q: I've noticed that my 10 year old roof is turning up at the edges. This is a T-lock roof, and the ...
  A: You know they say "You learn something new every day?". Well, that's me. I have never heard of a ...
blackened areas5/2/2007
  Q: my roof is only 5 years old(comp shingle sierra gray) and I noticed that there are dark black areas ...
  A: Without being able to see the problem, it is virtually impossible to diagnose a cause and remedy. It ...
Condensation issues5/2/2007
  Q: we bought our home in 2006 from the original owner who had it custom built in 1991. It has very high ...
  A: I am sorry to say this sounds like a major problem which I am ill equipped to offer any advice or ...
roof replacement5/1/2007
  Q: is it ever allright to install a new roof over the shingles without tearing off the old shingles
  A: You would need to check your local building dept. Usually, in my experience, a "roof over" is ...
Drip Edge Guards4/30/2007
  Q: I live in eastern PA and would like to know if it is wise to install facia drip edge on a 8 year old ...
  A: I am surprised that drip edge was not installed when the roof was shingled. I am not aware of any ...
roofing terminology4/29/2007
  Q: A client is being sued under a contract to "dry in" a roof on an emergency basis. I am unfamiliar ...
  A: I don't think a tarp would qualify as it is not a permanent fixture and yes dried in does mean made ...
roofing terminology4/29/2007
  Q: A client is being sued under a contract to "dry in" a roof on an emergency basis. I am unfamiliar ...
  A: As far as I am aware, the term "dried in" means exactly that. In the event of rain, the roof will ...
Attic fan does not shut off4/28/2007
  Q: I have a colonial home with no soffits. I recently added two vents on the east and west sides and 4 ...
  A: Several factors may be responsible for your problem. 1. Insufficient ventilation. 2. Faulty ...
Roofing replacement4/26/2007
  Q: I currently have woodshakes and is planning to replace my roof with lightweight tile or metal ...
  A: You are right on both counts. Having lived in Culver City, Santa Monica and Simi Valley myself, I ...
1:12 pitch roof4/24/2007
  Q: "My addition is 15 x 25 and has a 1:12 pitch. I currently have rolled roofing and have coated it ...
  A: I am sorry to say that I cannot answer the question about the snow and ice shield as I have had no ...
Nearly flat re-roof4/24/2007
  Q: I have a friend that has a garage that was added and the builder used a nearly flat roof (approx. ...
  A: I am not too sure about your problem but the only suggestion I can offer is to possibly use a roll ...
Shingle repair4/23/2007
  Q: I want to remove 2 satellite dishes from a 2 year old asphalt roof. When I finish, how do I repair ...
  A: As the roof is only two years old I would recommend replacing the shingles with the holes in them. ...
Curved Drip Edge4/19/2007
  Q: I have a curved front door overhang. Because of a low pitch, the roofing is a membrane. It currently ...
  A: The only way to avoid cutting the drip edge that I can bring to mind, is to use a crimping tool on ...
No vents4/18/2007
  Q: I own a home in Pennsylvania Poconos built 40 years ago I believe -it is unusually shaped with a ...
  A: I believe this question is outside my expertise and I am confused as to wether you have actual ...
roof damage from radient barrier?4/17/2007
  Q: We are trying to cool our upstairs one contractor says spray on radiant barrier but another says ...
  A: I have to admit that I am not familiar with spray on radiant barrier. I have always used the rolled ...
roof deck sheathing4/5/2007
  Q: I have an old house. The roof decking consists of old decking boards with small gaps between them ...
  A: Two suggestions: 1. If your roofing man thinks he can do it, try and bring it back to the original. ...
Re-roofing 'new' house4/5/2007
  Q: I am in the process of purchasing a 20-year old home and the inspector and two roofers have told me ...
  A: The degree of difficulty depends on the degree of demolition. If some of the roof decking/sheathing ...
roof deck sheathing4/4/2007
  Q: I have an old house. The roof decking consists of old decking boards with small gaps between them ...
  A: I know exactly what you are talking about. It rather depends on wether the boards run on a 45 degree ...
Tear off time4/3/2007
  Q: We are at a point that we need to tear off our roof since it has 2 layers. How do I pick a quality ...
  A: Back again Tom. Not sure about "The System", to be perfectly truthful, I have not heard of it before ...
Tear off time4/3/2007
  Q: We are at a point that we need to tear off our roof since it has 2 layers. How do I pick a quality ...
  A: Tearing off two layers of roofing is just too much fun. If you are doing it yourself buy a roofing ...
Tamko pricing4/1/2007
  Q: do you know if there is a great deal of difference in price in the Tamko Heritage 30 and going to ...
  A: I have no clue as to the difference in price for the items you mentioned. However, I am sure that ...
Leaky sunroom roof3/28/2007
  Q: My aluminum sunroof roof is leaking. The roofing contractor says this is a common problem and that ...
  A: Always difficult to prescribe what is best to do in a situation like yours. So much depends on how ...
Extending downspout to gutters3/28/2007
  Q: Is there less wear on the shingles if upper roof downspouts are extended to the gutters instead of ...
  A: If possible put gutters wherever you can. Not only does it eliminate water running down usually next ...
roof pitch3/27/2007
  Q: is there any way to measure roof pitch without getting on top of the roof/
  A: Yes indeed. All you need to do is take a four foot level, a tape measure and a six or eight foot ...
What to do with old shingles?3/26/2007
  Q: I'm tearing down an old shed in my back yard that my father built about twenty years ago. I'm not ...
  A: You would have to check with your local land fill or waste collection service. So much depends on ...
Roof cost3/26/2007
  Q: What is a good price per square for someone to roof my house in eastern North Carolina? It is mostly ...
  A: Hard to estimate as so much depends on if you are including tear off and repairs to rotten sheathing ...
Flat to pitched roof3/25/2007
  Q: I have a 40 year old house that has one side pitched and the other flat. I would like to bring the ...
  A: This is really a job for a professional contractor. You would be getting into various calculations ...
Felt3/25/2007
  Q: Ok, I am in a situation. I am roofing my house and have some help from two individuls. 1 who is a ...
  A: Normally you would use the drip edge as a guide to cut the felt and the shingles can be measured and ...
Roofing shingle quality & tear-off questions...3/24/2007
  Q: We need a new roof and I have a general idea of what I want (dimensional asphalt shingles), but no ...
  A: I don't know why this was sent to me as Stan had already answered your question. He is right in his ...
roofing systems3/23/2007
  Q: I was just wondering, are there any specific requirements about installing a roof system?? if there ...
  A: As I mentioned before, the life of a roof depends on what you intend to install. I did, however, ...
roofing systems3/23/2007
  Q: I was just wondering, are there any specific requirements about installing a roof system?? if there ...
  A: I can't quite understand your question. Regarding specific requirements, of course there are and ...
Boards on each end of my roof3/20/2007
  Q: I live in Phoenix, AZ and I have an asphalt shingle roof that is approximately 12 years old. The ...
  A: Been there. Done that. Etc. Etc. This is tricky problem, but not, by any means, impossible. ...
Black alge spots on asphalt roof3/19/2007
  Q: Mr Owen: There are only three places on my roof that are stained with black algae. I use a mixture ...
  A: I had a similar question on December 26th last year. I suggested a product called "Spray and ...
roof ventilation3/18/2007
  Q: I am living in Vancouver,B.C and I am going to replace my old cedar shingle roof with the duroid ...
  A: O.K. Andrew. I think the vents you refer to are FA 50 Not AF 50 made by Famco. They give 50 sq ...
Tin vs. shingle roof on a log home3/18/2007
  Q: We are researching log homes and would like to compare R-values, etc. between shingles and tin ...
  A: Insulation values are not usually a consideration when deciding on which type of roof material to ...
roof ventilation3/17/2007
  Q: I am living in Vancouver,B.C and I am going to replace my old cedar shingle roof with the duroid ...
  A: I'm not quite sure how to answer your question as I do not know the type and size of your existing ...
drain vent pipes3/12/2007
  Q: We have drain vent pipes on our roof, there's an odor coming from them that we think is coming from ...
  A: This so easy. Allow me to take it step by step: 1. What are you doing on the roof at your age? 2. ...
pet poisoning roofers??3/12/2007
  Q: Roofers on house. Dry cat food kept out in backyard underneat a pingpong table...Recently one cat ...
  A: My dear Angie. As an extreme cat lover (I used to have five, now down to one), you have my sincere ...
roof & drip edge3/6/2007
  Q: I had a roof installed by my son. I had new facia boards installed along with soffits and drip edge. ...
  A: Your son is absolutely right. "Been there and done that". Three choices to remedy the problem: 1. ...
roof3/4/2007
  Q: my 83yearold friend hired a man to put metal roofin on his mobile home, it had asphalt shingles the ...
  A: I seem to be plagued with stories of bad construction lately. Your problem is right in line... ...
Affect of attic ventilation on asphalt shingle life2/28/2007
  Q: What affect does the air temperature in the attic of a wood framed structure have on the expected ...
  A: Having lived in Naples and Punta Gorda, I certainly know what you are referring to. Basically, the ...
covering medal roof with shingles2/25/2007
  Q: Mikael i was told i could put shingles right over my medal roof on my mobil home. my question is ...
  A: I think, without seeing your existing roof, you have two choices. 1. If your roof is flat metal you ...
Ventilation2/24/2007
  Q: The mold was there when we moved in. It has stayed the same in the past three years. I installed ...
  A: If it is black looking simply spray it with a 50/50 solution of bleach. I would suggest it is from a ...
Ventilation2/24/2007
  Q: I purchased my house a few years ago, and the roof is fairly new. The roof has soffit and ridge ...
  A: I do not believe that the gable vents would affect the ventilation in your attic if they are up ...
Roll Roofing2/23/2007
  Q: I have a structure with a 3 tab shingle, but at about minimum slope. The roof is only 5 years old, ...
  A: Your problem may very well be the fact that the tar paper/felt under the shingles does not have ...
leaking roof2/13/2007
  Q: Will prolonged snow and ice on a roof cause it to leak? I have asphalt shingles and about a 6/12 ...
  A: Although I do not have experience with the conditions you describe, you did not mention if you do ...
Possible Ice Damning Problem2/12/2007
  Q: OUR HOUSE WAS BUILT JUST OVER 2 YRS AGO. WE LIVE IN UPSTATE NY. THEREFORE, OUR WINTERS ARE SNOWY. WE ...
  A: I must apologize for not being able to answer your question. It sounds as if you have a serious ...
When is the best time to put on a new roof?2/9/2007
  Q: I live in New York and we need a new roof on our house, it leaks and there is ice in the attic due ...
  A: I did respond to your question a few hours ago and was not able to send it, so, here goes again. ...
ice dams2/6/2007
  Q: was wondering if you could recommend the best way to remove ice dams from roof(i realize the problem ...
  A: This is totally outside my scope. I have never come across "ice dams" as I refuse to live in a cold ...
insulation2/5/2007
  Q: We live in NE PA and are having a problem with condensation in the winter. The man who built our ...
  A: My answer is a simple "No". May I respectfully suggest you try this website - ...
5 ply tar roof replacement/repair2/2/2007
  Q: I have a friend that has a old house with a very very flat roof. I have been looking up info, so I ...
  A: I am sorry to say this is outside my field. I never got into flat rolled or hot mop roofing. It is a ...
GAF vs. Certainteed2/2/2007
  Q: we're getting a 30-year architectural roof. The roofer we're choosing typically uses GAF, but he ...
  A: Having used both products, I have to be honest and say, personally, I don't think one is any better ...
tar on the roof1/31/2007
  Q: My roof is leaking into my business. Someone said that i could plug the holes and tar it. How long ...
  A: Always a tricky situation. So much depends on how big the holes are and how many. Also what ...
new roof1/24/2007
  Q: I live in New Jersey. The temp here is below freezing and most days are very windy. Is it wise to ...
  A: I think it would depend on what type of roof material you would be using. Asphalt roofing shingles ...
architectural shingles1/24/2007
  Q: I finished shingling my house a couple weeks ago and I am noticing that the architectural shingles ...
  A: My dear Matt. How did you know? This very day I was on a roof on which I laid the same shingles as ...
pitch1/24/2007
  Q: What is the min pitch that comp shingles can be used with out problems? I have a cottage that for ...
  A: I have replaced rolled roofing with shingles where the roof was very nearly flat. (About a 1/12 ...
30 lb. underlayment1/2/2007
  Q: How long can 30lb. Felt Underlayment be left exposed to the elements? I am building a home, metal ...
  A: You are right. Metro have a good product wether you are having the "Standing Seam" or "Metal tile" ...
repairing roof1/2/2007
  Q: my daughter has just spent her last penny buying a victorian style stone two storey semi detached ...
  A: As I live in Georgia, USA, I am not familiar with slate roofs. However, I would suggest you try and ...
MOLD ON ROOF12/31/2006
  Q: The north side of my roof is damaged badly by mold growth. The mold has eaten the asphalt. The roof ...
  A: What a question. Without seeming rude, I find it difficult to understand how this problem came to ...
metal or asphalt12/30/2006
  Q: I have a manufactured home 24x48 with detached garage 20x30 approx. currently roofed with a single ...
  A: You certainly have a problem. If your roof has been leaking for years, what is the condition of the ...
Green Growth on Roof12/26/2006
  Q: I moved into a 1958 rancher with a very good asphalt roof according to our home inspector. I see ...
  A: Yes there is a liquid solution you can use on your roof. In fact there are probably 10,000 products ...
roof repair12/23/2006
  Q: I took satellite dish off my roof, but now I have holes where the bolts were screwed in. How should ...
  A: It depends on what kind of roof you have. If it is Asphalt shingles, I would very carefully lift ...
roof repairs12/22/2006
  Q: I have consulted a professional co that has been in business a long time and came recommended by a ...
  A: Firstly it is always tricky to try and fix a leaky roof no matter what it has covering it. When a ...
ridge vent bump12/20/2006
  Q: We just had our Cape re roofed here in Southeastern Mass and had a ridge vent installed. We have a ...
  A: I think I know exactly what you are talking about although I have never seen it. I can only offer ...
Chaning pitch12/17/2006
  Q: I am purchasing an older home, app. 25 years old. The lot is heavily wooded, and therefore debris ...
  A: Of course you can change the roof in any way you like providing you have a trustworthy and ...
roofing12/17/2006
  Q: what is the correct nailing pattern for button caps on felt underlayment for shingles. . thank you
  A: Several factors need to be considered when nailing down the tar paper: 1. How long will it be before ...
condo roof12/15/2006
  Q: Is the space under the condo roof (flat roof) connect to each other? Our condo ( 5 unit in one ...
  A: The short answer to your question is that I have no clue. It so much depends on when and where the ...
Starter course shingle question12/12/2006
  Q: I'm buying a house and the inspector told me that the comp. shingle starter course was laid wrong ...
  A: My dear Rob. What can I say? "Been there and definitely done that". My house in Georgia was exactly ...
roofing short life12/12/2006
  Q: I had a new rood installed about 10 years ago with the Owens corning 25 year life surf green ...
  A: Your question is very complex and without physically seeing your roof it is difficult to address all ...
flat roof deck12/12/2006
  Q: I need a roof materail that can be used as a deck...what should I use?
  A: The only thing I can think of is roll roofing. It has the same qualities as regular shingle roofing ...
fixing a valley roof12/12/2006
  Q: we are thinking of buying a new house,but have noticed the house has been extended and has a valley ...
  A: I have to assume you mean you are considering buying a new house to you and not a brand new house. ...
asphalt roofing12/11/2006
  Q: 20 years later & I am doing a complete rip off of asphalt shingles. contractor walking on my roof ...
  A: You certainly seem to have a problem. First of all, I have to assume you do not live in a "snow ...
roofing nails12/11/2006
  Q: My family is re-roofing an old double wide mobile home and we don't know how many nails it takes to ...
  A: I have always used Florida code as a guideline for nailing shingles. The simple answer is six per ...

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