Great Stuff Big Gap Filler Insulating Foam Sealant is a ready to use expanding polyurethane insulating foam sealant that fills, seals and insulates gaps up to 3 inches. The average home has a half mile of gaps and cracks where air and moisture can enter. Air sealing and insulating projects around the home can typically save homeowners up to 30% on home energy costs. Seal out energy loss and improve comfort with Great Stuff Big Gap Filler.
It sprays right into gaps and cracks up to 3 inches
Adheres to wood, metal, masonry, glass and most plastics
One 20 oz can up to 35 tubes of caulk ready to use straw applicator is a 1 time use foam
It helps keep insects, moisture/condensation and allergens out
It dries rigid and is tack free within 10-15 minutes, trims in one hour