Shutoff valves, John Guest and Jaco Fittings, RO Tanks, Faucets, Filter Housings, Filter and Membrane Mounting Brackets, RO Tank Valves, Drain Saddles, Inlet Saddle Valves, Filter Wrenches, TDS Tester, Tubing, Flow Restrictors and much, much more.

We stock a wide range of standard Reverse Osmosis parts and fittings.

If you need help diagnosing an issue or selecting the correct replacement part please give us a call: (940) 382-3814.

Note: For RO Membranes and Cartridges, go to our Cartridge Menu. The tank valve is not included with tank, but can be ordered below.

If you are replacing an existing tank, your present tank valve will fit our tank. Every reverse osmosis unit has a device called a flow restrictor that determines the amount of water that flows to drain.

Explanation of flow restrictors Insert into 1/4" Drain Line.

The number indicates the flow rate, in milliliters per minute.