Polyken 337 Multi-Purpose Plain Aluminum Foil Tape 1087625, 48mm x 46m

High adhesion/quick stick. Foil backing is extremely conformable. Matches most foil laminated duct work. For use over a wide temperature range.  Seal duct work for heating, air conditioning and refrigeration systems. Seal, patch, and secure insulation materials. General purpose patch and repair tape.