Use 3M 10.1 fl. oz. Fire-Barrier Caulk to guard against damage from fire, smoke and toxic gasses. This latex sealant withstands flames for up to 4 hours and expands when exposed to heat.
- Water-based latex with a red color
- No-sag, non-halogen formula
- Protects against fire for up to 4 hours
- Expands when exposed to heat to protect against smoke and toxic gasses
- Dries to the touch in 15 minutes