3M™ Fire Block Foam, Ready-To-Use, Aerosol Can Container, 12 fl-oz Container, Composition: Polyol Blend, 4,4' Diphenylmethane diisocyanate (MDI), Dimethyl Ether, Isobutane, Polymethylene Polyphenylene Isocyanate, Propane, Liquid Form, Orange, Slight Hydrocarbon Odor/Scent, 240 deg F, 165 g/L VOC, Applicable Materials: Wires, Pipes, Cables, Penetrations in Non-Rated Wood or Steel-Framed Construction, Framing Gaps and Void
- Heat-resistant up to 240°F (115° C)
- ASTM E 84 Class 1
- Draftstop helps reduce air infiltration
- Thermal insulator R-Value of 4 to 5 per inch Typical
- Ready-to-use (no mixing required)
- Tack-free in approximately 5 minutes
- Expands to quickly and effectively seal openings
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