GREAT STUFF Cream Big Gap Filler Expanding Spray Foam - 12 oz.

GREAT STUFF™ Big Gap Filler Insulating Foam Sealant is an expanding foam sealant that fills, seals and insulates gaps up to 3 inches. This ready-to-use sealant is specially formulated to take on common areas of energy loss such as rim joists/sill plates, plumbing, HVAC, and other larger penetrations.