Refrigeration Spare Parts, Air Conditioning Insulation Pipe, Aluminum Coil manufacturer / supplier in China, offering 1/4′′&5/8′′ Fire Rated Black Rubber Insulation Copper Line Set Insulated Copper Pipe, Standard 3/8′′ 50FT Factory Direct Supply Pure White PE Copper Line Set for USA, Standard Size Insulated Refrigeration White PE Copper Pair Coils for AC and so on.