CRC Minimal Expanding Foam Sealants

Designed to fill, seal, bond, retrofit, insulate, and deaden sound in and around cracks and cavities. Forms a permanent, waterproof and airtight bond to masonry, wood, glass, metal, and most plastics. Stops drafts, dust, moisture, insects and rodents. When cured, foam can be sanded, painted or stained. The low expansion formula expands 50% when fully cured.