Great Stuff Gaps & Cracks

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Great Stuff Gaps & Cracks – Expanding Foam Sealant Great Stuff Gaps & Cracks is an easy-to-use, expanding foam sealant that fills, seals, and insulates gaps up to 1 inch. Ideal for preventing drafts, moisture, and pests, this foam forms a long-lasting, airtight, and water-resistant bond. Size: 12 oz can Application: Fills gaps and cracks up to 1" wide Features: Expands to fill spaces, seals out air, moisture, and pests Cure time: Tack-free in 5-15 minutes; fully cures in 8 hours Use on: Wood, metal, masonry, glass, and most plastics Perfect for sealing around plumbing, electrical outlets, windows, doors, and more — Great Stuff Gaps & Cracks helps improve energy efficiency and protect your home. Show more