Fire Barrier Sealant Application Method Caulk Gun Color Red Container Size 5 gal Container Type Pad Drying Time 2 hr Expansion Temperature Not Applicable Fire Rating 4 hr Fire Resistance Type Endothermic Firestop Type Sealant/Caulk Flame Spread Index 0 Flame Spread Rating Class A For Material Type All Common Construction Surfaces For Use On Blank opening Bottom of wall cables duct floor to floor floor to wall head of wall metal pipe wall to wall Formulation Latex Based