Water pipe plastic welder - GIF

Water pipe plastic welder.

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Previously:

Multipurpose plumbing tool - GIF
Plumbing bladder - GIF
Roman lead plumbing - photo
Tree root invasion on plumbing system - photos
Water-saving portable toilet plumbing - photo

Seems an expensive, slow way to replace a can of PVC or ABS pipe solvent, which is a well tested and reliable solution.