Refrigeration Spare Parts, Air Conditioning Insulation Pipe, Aluminum Coil manufacturer / supplier in China, offering 1/2"-3/8" 150 FT Insulation Copper Line Set for Air Conditioner, Black Rubber K-Flex PE Copper Pair Coils 10FT Customized Thickness, Pipe Insulation Foam Tube - 1-1/8" 25mm ID Foam Tubing for AC Unit and so on.