Larger gaps need big-time seals. Great Stuff™ Big Gap Filler Insulating Foam fills and insulates gaps up to 3 inches to give you a water-resistant seal around everything from rim joists and sill plates to plumbing and HVAC penetrations.
© 2023 DuPont. All rights reserved. DuPont™, the DuPont Oval Logo, and all trademarks and service marks denoted with ™, ℠ or ® are owned by affiliates of DuPont de Nemours, Inc. unless otherwise noted.