GREAT STUFF Big Gap Filler Insulating Foam Sealant offers the same benefits as GREAT STUFF Gaps and Cracks but fills gaps larger than 1 in. So it's great for creating larger weather-tight seals to stop drafts and keep critters out. Plus, like all GREAT STUFF products, it's airtight, paintable, stainable and sand-able. It's polyurethane-based and perfect for all sorts of materials like wood, drywall, metal, masonry, glass and most plastics.
- Forms a permanent weather-tight seal to minimize drafts and insect infestation and has exceptional adhesion to building materials
- GREAT STUFF Big Gap Filler Insulating Foam Sealant can be used in interior or exterior application and is tack free in 6 minutes; Trims in 30 minutes. It’s paintable, sandable and stainable
- Foam elasticity properties allow for movement and shifting within a structure
- Cures as a cream colored, rigid foam; ease of application results from all direction dispensing
- One 16 oz. can equals up to 24 tubes of caulk
- The right insulation can save on energy and heating and cooling bills. Check out our Buying Guide for helpful tips.
- How much do you need? Let our calculator help: