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Can Mice Chew Through Expanding Foam? [Solved]

RODENT RESISTANT EXPANDING FOAM Rodents can also squeeze through gaps and openings in pipes, so you’ll want to seal around those, as well. Filling the cracks and voids with the polyurethane foam acts as a rodent barrier, as mice and other rodents aren’t able to chew through spray foam insulation.

Does Spray Foam Keep out Mice, Rodents and Pests? | Foam University

Will spray foam

Can Mice Eat Through Spray Foam Insulation?

Can mice eat through spray foam

Blocking holes – why foam is no good

Here at SUPEPROOF™ we only use materials that are highly effective at blocking holes and ensuring they are properly mouse …