Frame waterproof strip 4½”Product: 12091
Made from standard tarred roofing paper, this waterproof strip prevents wood decay. Wider than a single joist, it deflects the water to each side. Offers maximum protection for your deck! Do not waste energy or time cutting strips from a large 48” roll (for roofing). This strip is installed in the blink of an eye: just unroll it on the structure and staple it. Roll: 4 ½” x 72’ (for a double joist).
Also available in roll of : 3 in x 72 ft (for simple joist).