Owens Corning WeatherLock Mat 36-Inches x 66.7-Feet 200-Sq. Feet Polypropylene Roof Underlayment Item #4141582 | Model #GPW2100 000000 Shipping Weight (lbs) 800

000000 Shipping Weight (lbs) 800

50 Top pins

Proudly made in the USA

59-in(15mm) thick x 3-3/8-in wide x 80-in long

11 and A118

Owens Corning WeatherLock Mat 36-Inches x 66.7-Feet 200-Sq. Feet Polypropylene Roof Underlayment Item #4141582 | Model #GPW2100 000000 Shipping Weight (lbs) 800WeatherLock mat polypropylene roof underlayment. Acts as a second layer of protection under shingles Ideal for all underlayment applications such as full roof deck coverage, eaves, rakes, and valleys Patented Sure Step mat faced design helps provide for a consistent surface, reducing slipping, sticking, and scuffing 40% Lighter than standard mat faced underlayment products, making it easy to load, carry, and install