Gaf recommends per best practices adding at least 10 for waste.
Roof underlayment gaf.
Its unique breathable technology allows moisture to escape the roof system helping to prevent premature roof system deterioration.
We re also committed to investing to strengthen and build up our communities that s why we recently launched gaf community matters a national social impact initiative to help our neighbors.
Quality roofing underlayment is critical for helping to prevent wind driven rain from infiltrating under the roof s shingles and potentially damaging the home s structure and interior.
See the benefits of roof deck protection a new roof is more than just shingles.
Roof deck protection allows moisture to escape from your attic while providing an exceptionally strong layer of protection against wind driven rain.
Help avoid a buckled bumpy looking roof with quality roof deck protection gaf shingle mate fiberglass reinforced underlayment.
2 breathable technology helps reduce inside moisture in the roofing system that can cause mold mildew and expensive structural damage.
Deck armor premium breathable roof deck protection is a key part of the gaf lifetime roofing system 1 and has earned the good housekeeping seal.
Roof deck protection 101.
Item 656632 model 0903000.
Stormguard film surfaced leak barrier is a self adhering underlayment that helps keep wind driven rain and water from ice dams out of the most vulnerable areas of your shingle or metal roof.
Underlayment synthetic roofing felt prevents wind driven rain or water from infiltrating under your shingles and causing damage to your roof deck gaf roof deck protection roofing felt underlayment.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.