3' x 72', MS-300 Ice & Water Armor Self Adhering Mat LB742161

3' x 72', MS-300 Ice & Water Armor, 2 Square Roll, Self Adhering Mat

Modified Bituminous Roofing Underlayment Glass Fiber Reinforced For Use Under Tile, Slate & Asphalt Shingles

Mineral Granules On Surface To Enhance Skid Resistant Properties

Valley Liner Or Eave & Rake Guard Against Ice Damming & Or Wind Driven Rains That Could Cause Leaking.