OSI Fire, Smoke & Draft Stop Sealant, 10-oz. Household Cleaners Designed to help pull wire

Designed to help pull wire tight and hold it in place when splicing two wires together

This knife isn’t just about visual appeal

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OSI Fire, Smoke & Draft Stop Sealant, 10-oz. Household Cleaners Designed to help pull wireFlameseal is primarily used fo service penetrations around pipes, vents, ducts, and joints in horizontal and vertical fire separations. Adheres to wood, gypsum board, concrete, steel, copper, cast iron, and other common building materials. Lab tested and compatible with ABS, PVC, CPVC, PP, PE and PB plastic materials. Also compatible with all electrical wiring and telecommunication cables listed in the firestop system designs. All other substrates