Removing Spray Foam Insulation From Wood

Lacquer thinner is very effective in removing cured wall foam insulation.

Removing spray foam insulation from wood.

Spray the foam about halfway from the outside edge of the frame and let expansion take. There are various tools available to remove wall foam insulation. Then fill the space around it with expanding foam. Removing the spray from a solid surface is a frustrating but doable chore but getting it off your clothes is next to impossible.

A good diy approach is to cut rigid foam insulation to fit between the joists. Don t forget to caulk or foam the joint between the sill plate and the foundation too. Removing dry cured spray foam insulation on your skin the easiest solution is to sit still letting the foam completely dry then pull it off your skin. Removal from walls and furniture wipe off the foam with a rag.

Cut it about 1 2 in. Finally to remove the last traces of spray foam insulation apply lacquer thinner to the foam and wipe away with a rag once the foam has loosened its hold from the material. It might take a few arm hairs along with the hardened foam blob but it should come off the skin fairly easy depending on the amount of body hair. Undersized so it s easy to fit in.

Besides foam saws there are special knives with handles that are made to carefully remove it. It s imperative that you read the user manual carefully before using these tools.