3M Fire Block FB 136 is an ideal water-based, non-combustible draft, smoke and fireblocking sealant, for use in residential construction in areas. Able to resist high temperatures and smoke passage in non-rated construction.
- Easy clean up with water.
- It adheres to virtually any material, including wood, masonry, metal and plastic.
- Thixotropic (will not sag or run in vertical or overhead applications)
- Halogen-free
- Tack-free in approximately 15 minutes
- This single tube is gray in color and can be applied with standard caulking gun or trowel (high caulk rate).
Typical applications include: sealing 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. This fireblocking material meets all IBC, IMC, IRC, IRMC, NFPA, IFGC, IFC and ASTM E136 requirements.
* Manufacturer Warranty: 90 days * Origin: United States