Bulk Reef Supply uses Mur-lok push connect fittings from G.A. Murdock, Inc. in our Reverse Osmosis/Deionization systems. Follow the instructions below, inspect at least annually and replace parts as needed to ensure a leak-free connection.

Mur-Lock Installation Make a Clean Tube Cut


Mur-Lok Installation Bulkreefsupply.com recommends using a tube cutter for a nice clean cut. Cut the tube squarely and ensure that the cut has not made the tube out of round and that the tube has a smooth outside diameter without any burrs or score marks prior to inserting it into the fitting.



Mur-Lok Installation Insert Tube into Fitting


Mur-Lok Installation Push the tubing through the collet and dual o-rings until it "bottoms out" against the tube stop.



Mur-Lok Installation Test and Inspect


Mur-Lok Installation Push and pull the tubing toward and away from the fitting to ensure that is has been installed properly. Test and inspect the installation for any leaks.



Mur-Lok InstallationTube Removal


Mur-Lok Installation Relieve pressure from the tubing and fitting. Push uniformly around the collect flange against the fitting body while pulling the tubing away from the fitting to release it.