Copper Union with Nut for Air Conditioning

•Uses: the connection between two copper pipes, one by two, quick connection, no welding, can be tightened with a wrench. Air conditioning copper pipe seals, 6-22mm double joints, intermediate joints, high-quality copper cores are sturdy and durable, and are not easily damaged during installation.

•The seal is used to extend the copper tube, it can be used when buying, no soldering is required.