Cork Insulation Tape was developed specifically for the air conditioning and refrigeration industry. Formulated and manufactured, to meet specific specifications as an insulating material for preventing sweating and condensation on refrigerant lines, cold pipes and other commercial refrigeration and air conditioning systems. It also can serve as an excellent insulator on hot pipes, wrapping valves, tees, fittings, gasketing material. Also used for sound-deadening material, it can be applied at temperatures as low as -30 deg F, as high as 200 deg F, and won't sag up to 350 deg F.