Efficient and effective, 3M™ Fire Barrier Rated Foam FIP 1-Step is a two-part urethane, smoke, sound and firestopping foam. This intumescent foam is engineered to expand in the event of a fire. It is firestop tested up to 2 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115.

Is foam fire resistant?

Silicone foam is flame-retardant, self-extinguishing & can withstand 2100 degrees F flame for more than 10 minutes without burning. Silicone foam is non-corrosive for use with metals & in hostile environment.

Is there a fire rated foam?

Firestop Foams are expanding, fire resistant spray foams that fill holes and voids to block the spread of smoke and flames in a potential fire. … Boss 813 is one of the few fire-rated spray foams that meets the firestop code: ASTM E-814.