Refrigeration Spare Parts, Air Conditioning Insulation Pipe, Aluminum Coil manufacturer / supplier in China, offering HVAC Insulated Copper Aluminium Connecting Pipe Air Conditioning Pipes, Customized PE Insulated Air Conditioner Copper Aluminium Connecting Tube/Pipe, 1/4 3/8 CE Certified Insulated Copper Aluminum Coil for Central Air Conditioner and so on.