Poly foam reduces the amount of caulk needed to fill or seal large openings.
The Thermwell Products Co., Inc. 5/8 in. x 20 ft. Polyurethane Caulk Saver works with many types of caulk and sealant (caulk and sealant not
5/8 in. x 20 ft. Polyurethane Caulk Saver
Frost King L344H Poly Foam Self-Stick Weatherseal Tape with Open
Rubber Foam Weatherseal Frost King® Weatherization Products
Frost King Available R734H Sponge Rubber Foam Tape 3/4 W X 7/16
Panel gapping body filler technique?
Frost King 10-ft x 1/2-in x 3/4-in Grey Vinyl Window Weatherstrip
0.375 in x 20 in. Grey Poly Foam Tape Weatherstrip Caulk Saver
Weather Stripping Compression Weatherproofing
Frost King 0.375 in x 20 in. Grey Poly Foam Tape Weatherstrip
Weatherstripping - MSC Industrial Supply
0.375 in x 20 in. Grey Poly Foam Tape Weatherstrip Caulk Saver