FeaturesFirestop tested up to 4 hrSilicone is water tight to help prevent the intrusion of moistureIntumescent silicone expands when heatedHigh solids formula means limited shrinkageContinuous seal remains pliable and allows for typical pipe movementRe-enterable and repairable fire barrier sealantSealant helps minimize noise transferOffers excellent sealant and caulking properties
SpecificationsComposition: Melamine, Siloxanes, Silicones, Di-Me, Hydroxy-Terminated, Graphite, 3M Fire Barrier Watertight Sealant, Poly(Dimethylsiloxane), Methyl Tris(Butylideneaminooxy)Silane, Silica, Synthetic Amorphous Silica, Fumed, Crystalline Free, (3-Aminopropyl)Triethoxysilane, 3-Iodo-2-Propynyl Butylcarbamate