Foam, Expanding Polyurethane 12oz Aerosol
Foam & Fill Triple Expanding Polyurethane Sealant is quick and easy to use. It expands to fill holes, cracks, gaps and voids. This insulating foam forms an airtight, waterproof bond and seals out drafts, moisture and pests. Cured foam can be sanded, painted or stained. Contains no HCFCs or CFCs so it is safe for the environment.