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Get it between 2025-08-13 to 2025-08-20. Additional 3 business days for provincial shipping.
LIGHTWEIGHT CEMENTITIOUS SEALANT: Provides excellent adhesion
HEAT-RESISTANT: Up to 2000°F (1093°C)
BONDS TO A VARIETY OF SURFACES: Including concrete, metals, wood, plastic and cable jacketing
EASY CLEAN UP WITH WATER: Water-based for easy installation, cleanup and disposal
STAYS IN PLACE: Will not sag or run in vertical or overhead applications
INHIBITS AIR CIRCULATION: Acts as a draftstop to help reduce air infiltration
For industrial/occupational use only. Not for consumer sale or use.
3M Fire Block Sealant FB 136 is ideal to seal interior construction voids around through penetrations (i. e. , wires, pipes, HVAC ducts and vents) in wood or steel framed non-rated construction. It is a versatile, one component, non-combustible draft, smoke and fire-blocking sealant, designed to resist high temperatures and smoke passage in non-rated construction. Product may also be used around chimney, fireplace and other framing gaps. Can be applied to overhead, vertical, and horizontal applications. Not for exterior use. 3M Fire Block Sealant FB 136 is tested to and passed the criteria of ASTM E-136 Standard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750C (1380F). The sealant complies with the requirements of the International Building Code (IBC), International Residential Code (IRC), International Fire Code (IFC), International Mechanical Code (IMC), International Fuel Gas Code (IFGC) and NFPA 5000.