Fire Block Sealant FB 136

3M Fire Block Sealant FB 136, a one component, water-based, non-combustible draft, smoke and fireblocking sealant, designed to resist high temperatures and smoke passage in non-rated construction.

Fire Block Sealant FB 136 meets ASTM E-136, current 2003 International Building Code (IBC), 2003 International Residential Code (IRC), 2003 International Residential Mechanical Code, 2003 International Fuel Gas Code and NFPA 5000 draft, smoke and fireblocking requirements. Features superior adhesive strength, caulk rate, and no-sag application, plus a halogen-free formula. Can be installed with a standard caulking gun, pneumatic pumping equipment, or it can be easily applied with a putty knife or trow. Will bond to concrete, brick, metals, wood, plastic, and cable jacketing. No mixing is required. Us) Fire Block Sealant FB 136 to seal interior construction voids around wires, pipes, HVAC ducts and vents, in wood or steel framed non-rated construction. May also be used around chimney, fireplace and other framing gaps. Not for exterior use.