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.
Call or email if you need help or have questions.
Note: For RO Membranes and Cartridges, go to our Cartridge Menu.
Shipping: For UPS Ground Shipments and USPS First Class Mail to the Continental United States, we pay all shipping charges. On small orders for small parts, we often ship regular First Class Mail. Please include an address that works with the U.S. Postal Service. We reserve the right to choose the shipping method on free shipping.
More about Reverse Osmosis Shutoff Valves
More about Tubing and Fittings
| Part # | Description | Price | ||
|---|---|---|---|---|
| JG033 |
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John Guest Fixed Elbow, 1/4" male pipe thread X 1/4" tube. Fits filter housings, but not membrane housings. Can also be used for inline post filters. | $3.05 |
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| JG032 |
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John Guest Fixed Elbow, 1/8" male pipe thread X 1/4" tube. Fits membrane housings. | $2.70 |
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| JG002 |
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John Guest Fixed Connector, 1/4" Pipe X 1/4" Tube. Fits filter housings and inline postfilters. | $1.95 |
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| JG001 |
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John Guest Fixed Connector, 1/8" Male Pipe thread X 1/4" Tube. Fits membrane housings. Makes a straight connection rather than an elbow. | $1.75 |
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| JG011 |
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John Guest 1/4" Tube Tee. Connects three 1/4" tubes. | $3.85 |
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| JG012 |
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John Guest 3/8" Tube Tee. Connects three 3/8" tubes. | $4.70 |
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| JG022 |
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John Guest 1/4" Plug-In Elbow. Plugs into a straight 1/4" JG fitting to make a swiveling elbow. A handy gadget to have. | $2.75 |
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| JG024 |
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John Guest 3/8" Plug-In Elbow. Plugs into a straight 3/8" JG fitting to make a swiveling elbow. | $4.60 |
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See all of our John Guest fittings here! |
| JG024 |
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John Guest 3/8" Plug-In Elbow. Plugs into a straight 3/8" JG fitting to make a swiveling elbow. | $4.60 |
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| FT033 |
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Jaco Fixed Elbow, 1/4" male pipe thread by 1/4" tube. This fits most filter vessels (but not membrane housings). Can also be used for inline post filters. | $1.50 |
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| FT032 |
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Jaco Fixed Elbow, 1/8" male pipe thread by 1/4" tube. This fits most membrane housings (but not filter vessels). | $1.50 |
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| FT002 |
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Jaco Fixed Connector, 1/4" Male Pipe Thread X 1/4" Tube. Fits filter housings and inline filters. | $1.75 |
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| FT011 |
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Jaco 1/4" Tube Tee. Connects three 1/4" tubes. | $1.75 |
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| FT012 |
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Jaco 3/8" Tube Tee. Connects three 3/8" tubes. | $4.50 |
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| FT045 |
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Jaco 1/4" Male Run Tee. Connects two 1/4" tubes to a 1'4" fixed female pipe thread. (Commonly used to connect tank and permeate lines to inlet of inline post filter.) | $2.70 |
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| TB001 |
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1/4" Polyethylene Tubing. NSF Standard 51/61 Certified. John Guest Brand. If you dont specify, youll get white. If you ask, you may substitute black, red, yellow, or orange. Sorry, we no longer stock olive drab. | $0.15 (per foot) |
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| TB002 |
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3/8" Polyethylene Tubing. NSF Standard 51/61 Certified. John Guest Brand. If you dont specify, youll get white. If you ask, you may substitute black. | $0.25 (per foot) |
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| TB100 |
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Tube inserts for 1/4" Tubing. Must use with Jaco fittings. Do not use with John Guest fittings. | $0.10 (per foot) |
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| TB101 |
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Tube inserts for 1/4" Tubing. Must use with Jaco fittings. Do not use with John Guest fittings. | $0.10 |
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More About Tanks and Tank Valves
| Part # | Description | Price | ||
|---|---|---|---|---|
| TA005 |
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4-Gallon Metal Reverse Osmosis Storage Tank. This is a standard-sized undersink tank. It is 11" in diameter by 15" from the floor to the top of the valve. The valve is not included, but can be ordered below. If you are replacing an existing tank, your present tank valve will fit our tank. |
$56.00 |
|
Go here for More RO Tanks |
| JG014 |
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John Guest 1/4" RO Tank Valve. Fits all standard RO tanks and connects to 1/4" tubing. | $7.00 |
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| JG015 |
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John Guest 3/8" RO Tank Valve. Fits all standard RO tanks and connects to 3/8" tubing. | $7.00 |
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Explanation of Flow Restrictors
We carry several faucets that will replace the standard equipment faucet on any reverse osmosis unit, regardless of brand. Below are our least expensive faucets, one in ‘air gap’ style and one in non-air gap. Go here for our Full faucet list. This page shows a variety of faucets and explains and discusses installation, the drilling of holes, the concept of the air gap faucet, and other grippingly interesting topics.
| Part # | Description | Price | ||
|---|---|---|---|---|
| LF700 |
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Tomlinson Pro-Flo Long Reach Ledge Faucet, Non Air Gap | $38.00 |
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| LF701 | Tomlinson Pro-Flo Long Reach Ledge Faucet, With Air Gap | $48.00 |
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| Part # | Description | Price | ||
|---|---|---|---|---|
| IV100 |
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Standard Saddle Valve. This valve can be used to tap into copper pipe from 3/8" to 5/8" diameter. It comes with hardware to make a standard 1/4" compression fitting, but a quick connect faucet/refrigerator adaptor in either 1/4" or 3/8" can be screwed onto the compression tread to make an easy connection. See parts number jg026 and jg027 on our fittings page. | $16.00 |
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| IV103 |
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MAX ADAPTER inlet adapter. Use with flexible water lines. This adapter comes with inline valve (see jg039 below) and tubing. Everything you need to connect a 1/4" inlet line to the RO unit. The adapter is for use on the lower end of flexible water lines. | $16.00 |
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| IV101 |
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Murdock Inlet Adapter. Use with flexible water lines. This adapter comes with inline valve (see jg039 below), plug-in elbow, and tubing. Everything you need to connect a 1/4" inlet line to the RO unit. The adapter is for use on the upper end of flexible water lines. | $16.00 |
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| RC100 |
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Drain-Saddle with 1/4" John Guest elbow. When installed, you can just push your 1/4" drain tubing into the fitting. If you prefer a Jaco (plastic compression nut) style fitting, just ask for a substitution in the comments section on the cart. The price is the same. | $9.00 |
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| RC103 |
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Drain-Saddle with 3/8" John Guest elbow. When installed, you can just push your 3/8" drain tubing into the fitting. If you prefer a Jaco (plastic compression nut) style fitting, just ask for a substitution in the comments section on the cart. The price is the same. | $14.00 |
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| JG039 |
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Inline Valve, 1/4". With John Guest fittings. Inserts into 1/4" tube. A very handy valve. Use as inlet valve, a shutoff valve for the icemaker line, anywhere an inline valve is needed. | $6.00 |
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| JG040 |
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Inline Valve, 3/8". Inserts into 3/8" tubing anywhere you need a valve. | $6.00 |
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| Part # | Description | Price | ||
|---|---|---|---|---|
| RC400 |
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HMDigital TDS Tester, measures 0 to 1000 parts per million total dissolved solids. TDS Tester Discussion. | $33.00 |
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| LP402 |
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Watts Leak Protector. Detects leaks and turns off water supply when moisture is detected. Click here for info. | $18.00 |
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| WR001 |
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Standard Filter Wrench for standard-sized RO vessels. The standard wrench fits Flowmatic (and many other brands) housings. If you have a Pentek (Ametek) unit, specify Pentek in the comments section on the shopping cart when ordering. | $3.00 |
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We pay shipping! on everything listed on this page.
Low inlet pressure? See the Aquatec electric Booster Pumps & non-electric Permeate Pump.
Air gap faucet problems? Take a loot at our Air Gap Drain Adapter.
Filter Cartridges & Membranes for Standard, Hydrotech & Clack (Microline), RO units.
We stock all parts for standard RO units.
If you dont see what you need on this page, please call 940 382 3814.
(whole house & well units)
(listed by part numbers)