These copper fittings are good for use in a variety of plumbing applications, including water supply, HVAC system, refrigeration system, water heating system etc. These copper fittings can work on type M,L or K copper tubing.SpecificationColor: Copper ToneMaterial: CopperInner Diameter: 12mm / 0.47 inchThickness: 0.8mm / 0.03 inchPacking List: 4 Pcs x Copper FittingAdvantageMade from pure copper, these fittings are durable and long lasting. The short radius design allows for easy installation in tight spaces. The sweat solder ensures a secure and leak-free joint.InstructionJust clean and flux the pipe and fitting, then heat with a torch and apply solder. Allow to cool before handling.NOTEPlease note that the sizes we mentioned are all actual sizes, not the nominal size. For example, the 1 inch copper elbow has 1"(25.
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