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Efficient and easy to install, the mechanical connection avoids taking out the welding machine!

Copper: seamless joints: washer

On the tube, thread the nut and the double or olive washer (A).

Copper: seamless joints: seamless

Or the nut, the toothed washer and the rubber seal (B). Push the tube into the fitting body and tighten the nut firmly with a wrench.

Copper: seamless joints: tube

In the case of an automatic connector, simply thread the tube into the fitting until you feel the stop. The fitting is in place and perfectly sealed.

Video Instruction: Silver Soldering a Lap Joint in Copper