Question: We have a can of spray foam that says it can be used to fill cavities in tree trunks. There’s a hole in one of our trees where a branch was removed — it’s about waist-high. The hole extends ...

Closed-cell self-expanding foam (spray foam) is an amazing material that sees common use in construction. But one application ...

Plugging holes on the exterior of your house with foam sealant is a great way to stop air infiltration, but it may not keep out pests. Mice can and will chew right through the regular expanding foam, ...

Tom spent 20 years running his own contracting company, working as a building mechanic and operating as a carpenter. Now he creates solar, home security, moving and home warranty content content for ...