3M™ Aluminum Foil Tape 425, Silver, 1 in x 60 yd, 4.6 mil HVAC
Withstands Exposure to High Heat and Humidity Consisting of a dead soft, thermally conductive aluminum backing, 3M™ Aluminum Foil Tape 425 dissipates heat over the surface of the tape to reduce hot spots and protect the substrate from the effects of high temperatures.