Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes.
Shingle roof ventilation requirements.
Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.
For standard product limited warranties anyone can install provided the proper installation instructions and local building codes are followed.
R905 2 6 delete r905 2 6 and substitute the following.
We can even help you find a professional to install it.
An underlayment commonly known as roofing felt will.
What function does shingle underlayment serve.
Enter square footage calculate or enter the square footage of the attic or area to be vented.
Thanks to digital technology all of your decisions and interactions from selecting the right roofer to choosing a shingle to paying the contractor can be done at a distance.
Browse owens corning roofing shingles by color shingle lines price features wind resistance and or warranty to find the right roof for your home.
Protect the roof deck from moisture prior to shingle application.
It might be necessary to add ventilation with your new roof to meet these standards.
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Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator.
For instance while the other us state codes that we ve looked at use the language of the model code regarding fastening asphalt shingles four nails per shingle except in designated high wind areas where it s six per shingle the state of rhode island does this.
Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space.
You can calculate attic ventilation requirements by determining the square footage of your attic.
The key to proper ventilation of your roof and attic is balance.
The first thing to know about your roofing project.
Experience the total owens corning roofing system and high quality roofing shingles.
The amount of space you devote to intake must be equal to the amount you allow for exhaust and these must be calculated according to the size of your attic and slope of your roof.
Having your roof installed by an owens corning roofing platinum or preferred contractor can have a big impact on your warranty coverage.
Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge.
Provide a degree of back up protection in the event water gets under roofing shingles.
Everything can be done at a distance.