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The operation can be performed quickly with a gas lamp or torch. This material is rather simple to use, which does not require special knowledge and can be acquired in any large DIY area. The goal is to penetrate tin between the copper tube and the connection to perfectly secure the two parts to be assembled and seal the assembly. There is little risk of error.

Copper: solder with tin: tube

Thoroughly clean the end of the tube with steel wool until the tube clears.

Copper: solder with tin: tube

Coat the part to be welded with a paste or a suitable etching powder which facilitates the welding.

Copper: solder with tin: copper

Heat the tube and apply a thin layer of tin over the entire surface to be welded.

Copper: solder with tin: tube

Place the fitting and warm up again. Bring the tin into the gap between the tube and the fitting.

Copper: solder with tin: copper

Once completed, the fitting can be recessed or boxed, it does not need to remain accessible.


Video Instruction: Copper and Tin Flux and Soldering Options