Steel Wool Vs Expanding Foam For Mice: 7 Proven Fixes (2026)
Steel wool vs expanding foam for mice is the question of which gap-filling material really stops a mouse getting indoors: a tangle of sharp metal fibres that mice dislike gnawing, or a polyurethane foam that seals and insulates but can be chewed. In practice, the strongest answer is neither on its own. It is both, … Read more