John Guest 12mm Stem to 1/2″ Bspt Male Thread PM051204E


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John Guest 12mm stem fitting to 1/2″ bspt male thread adapter. 1/2″ bspt is around 20mm across.

Use with 12mm John Guest and other brands that have a 12mm OD diameter tubing.

Ideal to use with the 12mm tee fitting to branch off to a different size fitting.

Most caravans and RVs use 12mm tubing on their water supply lines and the John Guest Speed Fit fittings.


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