Ready-to-use and easy to apply, GREAT STUFF™ Gaps & Cracks Insulating Foam Sealant fills, seals and insulates gaps, providing a simple, cost-effective solution to help minimize unwanted airflow and improve energy efficiency all around the home.

GREAT STUFF™ Gaps & Cracks Insulating Foam Sealant is a ready-to-use, minimal-expansion insulating foam sealant that expands up to 1 inch to take the shape of gaps, creating a long-lasting, airtight and water-resistant seal around plumbing and electrical, in basements, attics, and more.