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Nu-Calgon 4217-W3 Cork Tape

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Price: $17.46
Manufacturer Part No: 4217-W3

Nu-Calgon 4217-W3 Cork Tape
2 inch x 1/8 inch x 30 foot Roll

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 -30ºF, as high as 200ºF, and won’t sag up to 350ºF.

Developed to provide insulation on lines to meet the rigorous demands of today’s HVACR service engineers. Cork Tape remains flexible, and has excellent paper release, and adhesion strength to all surfaces.


This product must be used in accordance to the following directions by HVACR professionals only.

  1. Cut end at an angle.
  2. Start end and coil loosely around the pipe.
  3. Tighten coil.
  4. Cut patches for valves, joints, etc.
  5. Press tightly and cover exposed pipe

One layer of tape will protect under most conditions. If pipe or outside temperatures are very low, or if humidities are very high, additional layers may be required. Contact manufacturer for additional engineering data.

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