9 in. x 50 ft. Butyl Door and Window Flashing BT20

Introducing the 9 in. x 50 ft. BT20 Butyl Door and Window sealant, a high-quality solution for sealing and insulating doors and windows. This product is designed to provide a durable and long-lasting seal, preventing drafts and moisture from entering your home. With a convenient 50 ft. roll, you can easily cut the sealant to fit any size door or window. Say goodbye to drafts and leaks with the BT20 Butyl Door and Window sealant.