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Instructions Manuals Specifications >> Push-Fit Fittings

Instructions on John Guest™ & Mur-Lok™ Push-Fit Fittings

These fittings are used with high pressure, hard plastic tubing which can be found on the plumbing parts page>>

They can be used with metal tubing e.g. copper, however the inserted end have to be sanded of for about 3/4 inch.

John Guest push fit connection

With both forefingers press and hold the ring (collet) around the tubing while pulling the tubing out.

Cut the tubing square with sharp knife then insert it about 3/4 inch. Pull the tubing back to make sure is locked.

Should you have further problem please give us a call at: (Toll free in US) 1.888.664.3336 or +1.248.258.5500

Should you ever need further assistance or have questions in regards with your filter or other Doulton products please note our telephone number and web address.