Frost King 3/8 in. x 7/16 in. x 10 ft. Black High-Density Rubber Foam Weatherstrip Tape

The Thermwell Products Co., Inc. 3/8 in. x 7/16 in. x 10 ft. Black High-Density Rubber Foam Weatherstrip is an all-season, self-stick tape that can be used as a seal for air conditioners or to cushion major appliances. The shock absorber design prevents rattles and vibrations. It seals out winter and keeps the warm air inside.