Cofair Products Tite Seal 4 in. W X 33 ft. L Polyethylene Flashing Butyl White

Tite Seal Butyl Ultra is a self-adhesive flashing composed of Steel-Loc Ultra Butyl Adhesive and a polyethylene facing material. It aggressively adheres to wood, OSB, aluminum, vinyl, house-wrap, steel, drywall, and more. It can be applied to temperatures as low as -20 degree F without the need for primer.