Copper Air Conditioning Hose Extension for Double Joint Connector Instant Connection Seamless Copper Tube Diameter 6-19mm Impact Nut 3/4"

100% pure copper fittings and flared nut. Includes 2 flared nuts, a pair of connectors and direct purchase of copper tubes if needed. Uses: connection between two copper pipes, one to two, quick connection, no welding, can be tightened with a wrench. Air Conditioning Copper Pipe Seals, 6-19mm Double Joints, Intermediate Joints, Copper Cores are sturdy and durable, and are not easily damaged during installation. The gasket is used to lengthen the copper tube, it can be used when redeeming, no soldering is needed. Attention: The copper air conditioning tube contains double tubes of different sizes. You need to buy the corresponding 2 pairs of connectors according to the size of the air conditioner.