Say goodbye to pesky drafts and hello to energy efficiency with Great Stuff Big Gap Filler! This expanding polyurethane foam sealant is your solution to sealing, insulating, and weatherproofing gaps up to 3 inches wide. Keep your island abode cozy and dry with this cost-effective sealant that lasts. Whether you're fixing up a beachfront bungalow or a hillside retreat, this cream-colored sealant is ready to work its magic.