Use Great Stuff Pro Gaps & Cracks 24 oz. Insulating Foam Sealant to insulate and seal cracks & openings up to 3 in. This will help prevent unwanted drafts, moisture and insects. It is designed to be applied with a foam gun. Creates a long-lasting, water-resistant and fireblock seal around plumbing and electrical, in basements, attics, and more.

• Insulates and seals cracks and openings up to 3 in. to help prevent drafts, moisture and insects
• Ideal for use with great stuff pro foam-applicator guns
• Energy Star compliant
• US fireblock rating (always check your local fire codes)
• Identifiable orange color