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About Brad Zacharia
(Top Expert on this page)

Expertise
All aspects of residential Roofing. This includes shingles and flat (low slope) roofs. I have knowledge in the installation as well as the design of roofs from an engineering standpoint.

Experience
I have been doing roofing for 40 years. This was my father's business and I took it over in 1980.

Publications
I have written responses to artcles that I felt needed a response to and those responses have been published in roofing trade magazines.

Education/Credentials
BSEE Drexel University
www.ZachariaRoofing.com
   

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

SubjectDate AskedExpert

Roof Stains10/10/2008Michael J. Owen
  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 ...
ROOF VENTILATION10/9/2008Todd E. Miller
  Q: WHY WOULD A ROOF OVER UNHEATED GARAGE SPACE NEED TO HAVE RIDGE VENT AND PERFORATED SOFFIT?
  A: Unless you are going to have source(s) of heat and/or moisture in the garage, venting probably is ...
Shingles10/8/2008Brad Zacharia
  Q: Brad, A few questions about shingles: 1. We have a 15 yr old roof with composit shingles that has ...
  A: Any product you buy is guaranteed to be made well. If you buy a refrigerator the guarantee promised ...
Asphalt/fiberglass shingle installation10/8/2008Ron Haynes
  Q: I believe that shingles require the heat from the sun to activate the adhesive that 'glues' each ...
  A: Fred, You are right regarding sun activation of the adhesive self-sealing strip on the shingles. ...
Felt paper installation10/8/2008Michael J. Owen
  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 ...
biobased roof coatings10/8/2008Shawn Watson
  Q: I am interested in learning more about the soybean based liquid roof coating that is applied over an ...
  A: I am not familiar with this product. We use a water based acrylic coating. It is an elastomeric ...
Reroofing over damaged shingles10/8/2008david burnett
  Q: We are trying to decide between a new rook or reroofing. We have two areas of our roof where the ...
  A: Susan, I'm going to quote an earlier answer I gave to a similar question - please feel free to ...
roof problems10/7/2008Brad Zacharia
  Q: We had a new roof installed last fall (10-19-07). Since that time the shingles have never flattened ...
  A: It's difficult to cover with a tarp when it involves the chimney as you can't cover the chimney. ...
an "oatmeal-like" roof patch material10/7/2008Brian Atkins
  Q: I am trying to hunt down a product that was used here in the past. It is a granulated product that ...
  A: I think you're looking for this. http://www.swepcousa.com/bpsite/bppdf/J11449_lsSB.pdf Every ...
tile roof attic insulation10/7/2008Ron Haynes
  Q: Ron, we have a brick home built in 1919 with a clay tile roof. Our attic is not insulated. There ...
  A: Allen, The solid foam, if sprayed in place, as opposed to a foam board is likely quoted at an ...
roof repair products10/7/2008Brad Zacharia
  Q: I have received estimates to repair a flat roof. One contractor has offered to seal the entire roof ...
  A: Henry's fiber coating can be asphalt or aluminum coating but Henry's is the stuff Home Depot sells ...
Flat roof repair Help - South County Roofing10/6/2008Brian Atkins
  Q: Have to install an over the stove microwave oven with vent. There is not a long distance to travel ...
  A: Yes you do exactly that. About your concerns. Heat sealing around such a penetration is but one ...
Asphalt shingles not laying flat10/6/2008Michael J. Owen
  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 ...
cedar roof close valley10/5/2008Brad Zacharia
  Q: how do I install ( make ) a close valley on a cedar roof? If you have the answer can you also send ...
  A: You can't do a closed valley on a cedar roof because you can't bend the cedar to go up the other ...
Roof defect and Hurricane Ike10/5/2008Brad Zacharia
  Q: We live in a small development (137 homes) in Pearland, TX where half were built by one builder (X) ...
  A: One builder might have used a different shingle from the other builder. Different shingles have ...
roof leak10/5/2008Mark Sundberg
  Q: Our roof has leaked for years. One side is a mobile home and the other side was built onto and made ...
  A: Aloha Ashley, Well, not sure, but perhaps something like a cricket. The main defense against water ...
problems with tar paper shrinkage10/4/2008Michael J. Owen
  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 ...
gutters and snow on metal roof10/4/2008Todd E. Miller
  Q: Will rain gutters get ripped off my metal roofed barn? We just built a 120x60x16 indoor arena in ...
  A: I would suggest a 6" gutter made of minimum .032" thick aluminum hung with internal brackets. This ...
Roofer sliced through underlayment10/3/2008Michael J. Owen
  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 ...
roof / wall leak10/3/2008Brad Zacharia
  Q: my brother has a house in which the porch area was covered up and converted to a parlor. it has ...
  A: The only way you could do it from the inside is to take out the wall, build a complete wall out in ...
setting for attick exhaust fans10/3/2008Dan Merrill
  Q: is there a setting for the summer months and one for the winter months. If so, what are these ...
  A: The settings depend on where you are located. Usually, the summertime settings are about 15 to 20 ...
Specifying a new standing seam metal roof10/2/2008Dan Merrill
  Q: Dan, I have decided that I want to replace my 40 year shingle roof that was damaged in a hail storm ...
  A: The best place to start looking for a metal roof is metalroofing.com it is the site for the Metal ...
torch down rubber roof10/2/2008Tom Souza
  Q: My question is how much of an over lap is necessary between the sections, is it important that the ...
  A: First make sure you understand the flame, Around 12 to 15" of the flame can not be seen during ...
Roofer sliced through underlayment10/2/2008Michael J. Owen
  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 ...
low pitch back dormer roof10/2/2008Ron Haynes
  Q: Need re-roofing in mid Oct 08 and got 3 quotes for my cape cod house in Fairfield, Connecticut. The ...
  A: Sue, To give you a quick, simple answer based on my experience and the typical situation (without ...
Gutter installation, Drip edge detail10/1/2008Brian Atkins
  Q: We recently had our roof replaced and new gutters installed at a later time after we had all trim ...
  A: Jim, I believe this is a typical install. I can’t explain why the edge metal is not flush with the ...
steep roof shingle recommendation10/1/2008Dan Merrill
  Q: I appreciate any help that you can give me. I live in Louisiana and we are experiencing about one ...
  A: By far, the roofing products that survive the highest wind tests are steel roofs. Most have wind ...
steep roof shingle recommendation10/1/2008Brad Zacharia
  Q: I appreciate any help that you can give me. I live in Louisiana and we are experiencing about one ...
  A: They have different wind ratings for different shingles. You might have bought a low wind rating. Or ...
flat rubber roofs9/30/2008Brad Zacharia
  Q: I have an old roll asphalt flat roof on a row house. My roof is connected on both sides to a ...
  A: There are 2 types of roof: Hot asphalt Built Up Roof (BUR) Modified Asphalt commonly called rubber. ...
Roof tear off: pull or pound down nails9/30/2008Brian Atkins
  Q: In tearing off an old roof for reshingling, what is the best practice for old nails: pull 'em all ...
  A: Scott, You really should pull all of the nails. Pounding down does work but if they are stuck up a ...
metal roof9/29/2008Todd E. Miller
  Q: i have a 3/12 pitch roof, and want to install a r-panel metal roof, but the city building code ...
  A: Yes, I contacted them and they have given me a couple of dates as options for having an industry ...
Installing Valley Flashing on an Existing Roof9/28/2008david burnett
  Q: I checked and the roof never had flashing installed along the valleys. The roof has two layers of ...
  A: Ice and water would be fine although neither is necessary in my opinion. I would try to locate where ...
help with safety/soundness of structure ?9/28/2008Mark Sundberg
  Q: I am a recent victim of hurricane in Louisiana , I am a disabled person .I was looking for help ...
  A: Aloha Bert, First iff, I'm not familiar with the term "lads" as you have used it. I have to assume ...
Flat roof leak Repair -9/28/2008Brian Atkins
  Q: We just bought a house near Boston, Mass with a wooden deck on top of a flat rubber roof. After a ...
  A: Amir, If the roof is in fact leaking you may try to pull up a few pieces of the deck flooring in ...
Caulking used to seal flashing around shingles9/28/2008Shawn Watson
  Q: We have a 30-year roof shingle. It appears that water is getting behind some flashing around our ...
  A: Sorry for the delay but I am in Texas at my son's graduation. There is NO caulking that cost $30 ...
Torch down roof leak9/27/2008Brian Atkins
  Q: Had torch down roof installed on flat roof after wilma. Now have one leak - not near vents - roof ...
  A: David, If you are sure the vents and pipe penetrations are not the problem then I would guess it ...
low slope roofing9/27/2008Brad Zacharia
  Q: how long does a shingle roof last on a 3/12 pitch and a 4/12 pitch with regular 3 tab 25 year ...
  A: A 25 year shingle is supposed to last 25 years and it does pretty good at that. Sometimes it can ...
drip edge9/27/2008david burnett
  Q: I recently had a new roof put on, including all new sheating. I purchased all material and the ...
  A: I can't picture all the details but the bottom of the dripedge does need to be in the gutter ...
To tarp or not to tarp9/27/2008Brad Zacharia
  Q: We recently had a garage built. The building supply store sent the wrong shingles. Unfortunately, ...
  A: Tar paper is a VERY short term solution. It easily tears. It buckles once wet and must be replaced. ...
Nail Guns & Roofs9/27/2008Brad Zacharia
  Q: We just went through hurricane Ike. Our subdivision in Pearland TX was particularly hard hit with ...
  A: Obviously the labor is different. If you place the nails too high it is more prone to blow-off. The ...

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Questions by
Active Experts:
Dan MerrillMichael J. OwenShawn Watson
Tom SouzaTodd E. MillerRon Haynes
Mark SundbergBrian AtkinsBrad Zacharia
david burnett  

     
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