Nu-Foam Expanding Insulation Foam Sealant Features:

Foam sealant that's an expanding, polyurethane prepolymer

Used as a sealant & an insulating product

Used to seal & insulate areas such as: openings created for air conditioning, refrigeration & heating tubes or pipes, duct joints, utility penetrations in exterior sheeting, masonry, concrete or wood walls, and other areas where unwanted air penetration might occur

Type:n Seal Kit

Volume: 9 oz.