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Low Prices and Fast Shipping
Since 1999
Omnipure ® K2522-JJ 1/4" Quick Connect Inline 5 Micron Carbon Block Replacement Water Filter
Inline Water Shut Off Valve - Great For Refrigerators, Ice Machines, reverse osmosis systems and under counter drinking water systems. Built in quick connectors. Very easy to install and use.
Quick Fittings and Connector Instructions
John Guest ® Poly Tubing 1/4" For Pure Drinking Filter Water Systems. Priced per foot.
Water Testing, TDS Meters and Water Test Supplies. Large selection, low prices and fast shipping online since 1999.
Water Filter System Parts Department. Find replacement filters, reverse osmosis membranes and repair parts for all major brands. Large selection and in stock inventory. Low prices and fat shipping online since 1999.
Reverse Osmosis Replacement RO Water Accumulator Tanks. Large and small water storage tanks made of SS Stainless Steel, plastic and standard steel. All connecting supplies such as valves, Tees, poly tubing, booster pumps and faucets. Large selection, low prices and fast shipping since 1999.
Replacement Faucets for RO Reverse Osmosis and Pure Drinking Water Filter Systems. Huge selection of styles and finishes in stock. Low prices and fast shipping online since 1999.
UV Ultraviolet Disinfection and Sterilizing Lamps Kills Viruses. Disinfect and sterilize your drinking water for safe water from your RO reverse osmosis, DI or ultra filtration system. Large UV Ultraviolet lamp inventory, low prices and fast shipping online since 1999.
How To Check Tube & Fitting Size. Be sure to check and order the correct size needed for your system. Online service and trouble shooting guide for reverse osmosis drinking water systems.
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.
* Kiss Duke Duchess ® is the registered trademark of Kiss Duke Duchess , the manufacturer of Kiss Duke Duchess ® brand water treatment equipment. The replacement filters and membranes listed above are not manufactured or endorsed by Kiss Duke Duchess . Rather, these filters and membranes are manufactured by other companies. While these filters and membranes are compatible for use in Kiss Duke Duchess ® brand water treatment equipment, we make no representation as to whether using these filters and membranes is consistent with the warranty and specifications applicable to Kiss Duke Duchess ® equipment.