3M Fire Block Sealant FB 136 is a one component, 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 (ERC), 2003 International Residential Mechanical Code, 2003 International Fuel Gas Code and NFPA 5000 draft, smoke and fireblocking requirements. This material features superior adhesion strength, caulk rate and no sag application, plus a halogen-free formula. This material can be installed with a standard caulking gun, pneumatic pumping equipment or it can be easily applied with a putty knife or trowel. Fire Block Sealant FB 136 will bond to concrete, brick, metals, wood, plastic and cable jacketing. No mixing is required.Information provided by 3M |