FireStop136 Residential Fire Block - 10 Oz. APPLICATIONS: FireStop136 Fire-blocking caulk is a single component, non-combustable material for residential applications. Colored red for easy inspection, FireBlock136 creates an effective barrier against flames, smoke and toxic gases and has superior adhesion and gunnability. FireBlock136 is for use in annular spaces around wires, pipes, ducts, vents and other penetrating items at ceiling and floor openings- and room to room in wood and steel frame constructions. It restores the integrity of fireblocks in one and two family construction. Exceeds ASTM-E136 standards for fireblocking residential requirements prescribed by all major-model building codes, and also meets or exceeds requirements of UBC, BOCA, SBC, IRC, NYS and MA codes. Meets UL 1479/ ASTM-E136 standards. SIZE: 10 oz. COLOR: Red BRAND EQUIVALENT: Burndy BF12 Ilsco T287/12N12 Mars 93293 MANUFACTURER: NSi Industries, UPC: 662381055668