GREAT STUFF PRO™ Gaps & Cracks Polyurethane Foam Sealant is a gun-applied, insulating foam sealant that expands up to 3 inches to take the shape of gaps, creating a long-lasting, water-resistant and fire-block seal around plumbing and electrical, in basements, attics, and more.
- Create greater comfort by sealing the gaps and cracks that let heat and conditioned air leak out of your home
- Sprays right into gaps and cracks up to 3" (25 mm) in thickness
- Forms a long-lasting, airtight, weather-resistant seal
- Adheres to wood, metal, masonry, glass and most plastics
- Fireblock sealant
- Tack free in approximately 5-15 minutes; trims in 1 hour
- Apply with a foam dispensing gun for precision and easier access to hard-to-reach places (sold separately)
- 24 oz (681 g)