A versatile, one component, water-based, non-combustible draft, smoke and fireblocking sealant, designed to resist high temperatures and smoke passage in non-rated construction. Meets ASTM E 136 noncombustibility requirements. Gray color, no mixing required.
- Easy clean up with water
- Thixotropic (will not sag or run in vertical or overhead applications)
- Tack-free in approximately 15 minutes
- Applied with standard caulking gun or trowel (high caulk rate)