SYNTHETIC ROOF UNDERLAYMENT
10 square roll. With 1,000 square feet per roll weighing less than 25lbs, installation is much easier than traditional felt with much better results. ArmorLay synthetic underlayment compared to felt underlayment is 5 times stronger, 5 times lighter, and 5 times more coverage with one roll. Suited for use with all asphalt-based composite roof shingles, steep slope roof applications, as well as metal roof applications. Meets performance characteristics ASTM D4869 and ASTM D226 Standards. 60 Day exposure to UV. Slip resistant polymer applied to the bottom surface. Unique textured fabric allows for steep slope walkability. Won't buckle, warp, or crack.
ROOF UNDERLAYMENT Reviews
Check out what our amazon customers are saying:
“Works great, has held up.”
— Charles, IN
“This is 10 times better than ordinary roof felt. You cannot tear this material even if you tried. ”
— Harold Smith, TN