NBR+PVC Foam Window Air Conditioner Heat Insulation Strip, 2 X 1 Inch Non-Viscous High Resilience Weather Stripping Seal Roll, 6.5 Feet Long - - Amazon.com
M-D 13-ft x 1-in Expand N' Seal Foam Window Weatherstrip in the Weatherstripping department at Lowes.com
Hannoband Expanding Foam Tape —Small Planet Supply | Energy Efficient Mechanical Systems and Building Materials serving western USA and Canada
Frost King 1 in. x 13 ft. Expanding Foam Tape Weathership EF41 - The Home Depot