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Kinetico Membrane Replacement

Kinetico Membrane Replacement

Replace your Kinetico ®* 516, 517, 517N, 518, 519, 526, 527, 528, 529, 538 & 539 reverse osmosis membrane.

Choose any one of the three listed below. The flow control is built right into the housing that encapsulates the membrane, so order any size of membrane GPD you wish. This is a great time to upgrade your system's capacity. You will need to order the membrane conversion kit only the first time you change the membrane.

This system uses 1/4" tube and 1/4" MNPT John Guest quick connectors. The ports are 1/4" FNPT.
See how to use the John Guest quick connectors on this system and replacement membrane.

  1. Kit To Convert Kinetico RO Systems Reverse Osmosis Membranes - Simple To Do
    Kit To Convert Kinetico RO Systems Reverse Osmosis Membranes - Simple To Do
    Kit For Converting Kinetico RO Systems Reverse Osmosis Membranes - Order this kit the first time you change to the new style of RO membrane. Includes membrane adaptor, ASV auto shut off valve and 1/4" hookup tubes. 13" of Blue and 9" of Green tube. Convert your old Kinetico RO system to use a new Encapsulated (all self contained) replacement membrane. So simple to do. Make the change and start saving by using standard style membranes.
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    $34.99 Special Price $29.99 As low as $26.99
  2. TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading
    TDS Meter Inline Tester- Dual Mode Reading - Easily Installs Inline - Very Simple To Use
    TDS Meter - Dual Mode - Installs Inline - Check the TDS level with the push of a button. Now you can easily check to make sure the water from your reverse osmosis system is top quality. Measure the tap water coming in vs. the purified water going out of your system at any time. Very easy installation. FEATURES Displays TDS levels of the feed water and product water with in & out electrode probes. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Comes equipped with John Guest Quick-Connect T-fittings as shown. Installs quickly and easily. SPECIFICATIONS Range: 0-9990 ppm Accuracy: ±2% Always know if your RO membrane is performing correctly!
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    $49.99 Special Price $39.99 As low as $19.99
  3. TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Tester. The Only Way To Know If Your Reverse Osmosis RO Membrane Is Performing Correctly - Tests for TDS - Total Dissolved Solids. A Must For All RO System Owners. Compare Incoming Feed Water To Treated Water - Replace Membrane If Less Than 80% of TDS Is Being Removed - The lower the TDS level in the water, the more efficiently your body's cells actually get hydrated by the water that you drink. The higher the TDS levels in the water, the greater the probability of harmful contaminants that can pose health risks or hinder the absorption of water molecules on the cellular level. Simple to use for Reverse Osmosis membrane monitoring. We really like this tester and think that anyone who wants to know about the quality of their water should have one of these TDS Meter Testers to monitor their RO membrane.
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    $49.99 Special Price $37.99 As low as $17.99
  4. John Guest ® Tube Cutter - TSNIP
    John Guest ® Tube Cutter - TSNIP
    John Guest ® tube cutter TSNIP - Great for making a perfect cut everytime. Helps prevent leaks by making a square end cut ensuring proper fit and seal in water connecttion fittings. A real must for any professional or discerning home owner.
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    $17.99 Special Price $12.99 As low as $10.99

Easy TDS Membrane Performance Calculator
See If It is Time To Replace Your Membrane

Simply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.

See our selection of TDS meters under Water Tests


Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.





* Kinetico is the registered trademark of Kinetico, the manufacturer of Kinetico brand of under counter drinking water system filtration equipment.  The replacement water filter cartridges, reverse osmosis membranes, water tanks, faucets and repair parts listed above are not manufactured or endorsed by Kinetico.  Rather, these replacement filters, RO reverse osmosis membranes and replacement parts are manufactured by other companies.  While these replacement water filters, repair parts and reverse osmosis membranes are compatible for use in Kinetico under counter reverse osmosis drinking water filtration equipment, we make no representation as to whether using these water filter cartridges, replacement parts and RO reverse osmosis membranes is consistent with the warranty and specifications applicable to Kinetico under sink drinking water system equipment.