When sealing ducts and other surfaces for heating, ventilation and air conditioning systems (HVAC), it
3M™ Foil Tape 3340, Silver, 72 mm x 45.7 m, 3.9 mil, 16 rolls per case
3M™ Foil Tape 3340, Silver, 36 in x 60 yd, 3.9 mil, 1 roll per case, Untrimmed
3m Sealing And Insulating Tape Range
3M 8560 Polyurethane Protective Tape Transparent, Paper Liner, 6 in x 36 yd, 2 Rolls per Case
3M Foil Tapes for Automotive
Seal rigid ductboard, flexible HVAC systems and automotive insulation. For long-term, indoor use. Resists moisture, dust and chemicals. Meets UL
3M 3340 Aluminum Foil Tape - 2 1/2 x 50 yds
Foil Tape - Grainger Industrial Supply
Pack-n-Tape 3M™ Foil Tape 3340, Silver, 2 1/2 in x 50 yd, 4 mil
3M Scotch 3311 Aluminum Tape 85493, 2 in x 50 yd, Silver