- 【Insulated Copper Tube】Made of high-quality copper tubing with a fire retardant insulation layer that can withstand high pressure and temperature. It is ideal for AC line set and air conditioning tubing applications.pressure lines.
- 【Embossed Polyethylene Film】50ft 1/4 x 3/8 inch twin lineset features an embossed polyethylene film on the insulation layer that provides abrasion resistance and prevents moisture penetration. It also reduces friction and noise during operation.
- 【External Layer】 This product has an external layer that is made of non-toxic, chemical resistant, and UV resistant material. It protects the copper tube from corrosion, weather, and rodents. It also adds a neat and professional look to your installation.
- 【Working Temperature】This insulated line set has been successfully tested by method ASTM G154, can operate in a wide range of temperature from -40° F to 248° F. It is suitable for most mini split AC units which use refrigerant such as R410A, R22… etc.
- 【Used in Air Conditioning】 Designed for mini split air conditioning systems that are used in home，office，shopping malls, restaurants, and other places. It ensures efficient cooling and heating performance.
