3M™ 7000006380 Ultra GS40 Wrap Strip, 40 ft L 2 in W, 4 hr Fire Rating, ASTM E814

3M™ Fire Barrier Ultra GS Wrap Strip is a quick, cost-effective firestop for non-metallic pipe, insulated pipe and combo penetrations in fire-rated wall, floor and floor/ceiling assemblies. This graphite-based intumescent firestop helps stop flame, heat and toxic by-products of combustion. Rolled strip is easily cut to size and the flexible material conforms even to irregular-shaped penetrations.