3M 051115165917 Fire Block Sealant, Gray ~ 10 oz Tube - 051115165917
Detail
FIRE BLOCK SEALANT Draft, smoke & fire-blocking sealant One component, water-based & non-combustible Resists high temperatures & smoke passage Super adhesive strength, caulk rate & no sag Install with standard caulking gun Bonds to concrete, brick, metal, wood & plastic Not for exterior use Easy clean-up with water