Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

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Lancaster LRO-35 Replacement Water Filters ®

Lancaster LRO-35 Replacement Water Filters ®

Lancaster ®* LRO-35 Compatible Replacement Water Filters, Reverse Osmosis RO Membranes, DIY Repair Parts and HELP Guides

Compatible Replacements Filters For:

Lancaster ®* LRO-35 S7128 Carbon Block Prefilter

Lancaster ®* LRO-35 S7125 GAC Carbon filter

Lancaster ®* LRO-35 S7206W-JG Inline Post Filter (K-2333-KK)

Lancaster ®* LRO-35 S1448RS RO Reverse Osmosis Membrane

  1. GOES GREEN -S7125  Premium Compatible GAC Carbon Post-Filter Replacement Water Filter Cartridge - 1000
    S7125 Premium Compatible Goes Green GAC Carbon Post Filter Replacement Water Filter Cartridge for S7125 Aqua Systems, Hellenbrand, Avian, Lancaster, Steeltec, Lindyspring, Water Care, PURO, Atlantic Filter, Pure-Tel, Water-Right, Master Water and Others
    Aqua Systems, Hellenbrand, Avian and other brands S7125 Premium Compatible Goes Green GAC Carbon Post Filter Replacement Water Filter Cartridge, Lindyspring LSRO35 Reverse Osmosis Replacement Carbon Filter, Steeltec RO-335 Reverse Osmosis Replacement Water Filter, Hellenbrand MRO-35 Reverse Osmosis Replacement Filter, Watercare Corp. Ultrowater RO35 Reverse Osmosis Replacement Carbon Sediment Filters, PURO Puro-35T Reverse Osmosis Replacement Water Filters, Atlantic Filter Corp. Replacement Water Filters, Avian 335 Replacement Water Filters, Lancaster Water Treatment LRO-35 Reverse Osmosis Replacement Carbon Sediment Water Filters, Pure-Tel Premier Series Reverse Osmosis Replacement Filters, Water-Right Eclipse TM WRO-35 Reverse Osmosis Replacement Filters, PuMaster Water Conditioning ro-35T Reverse Osmosis Replacement Carbon and Sediment Water Filters. Buy more and get extra savings!
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    $34.99 Special Price $28.95 As low as $21.00
  2. GOES GREEN- Premium Compatible Carbon Prefilter Replacement Water Filter Cartridge - 1000
    Goes Green GGN-CL-Block Replacement Recycleable Carbon Block Compatible Water Filter Fits Helllenbrand, Clack, Aqua Systems and others S7128
    Goes Green GGN-CL-Block Carbon Block Compatible Water Filter Fits Helllenbrand, Clack, Aqua Systems and others ref# S7128. Premium carbon block replacement water filter for RO reverse osmosis systems. Get premium drinking water with these Premium Goes Green recycleable replacement water filters. Fits Aqua Systems, Atlantic Filter Corp., Avian, Hellenbrand, Lancaster Water Systems, Lindyspring, Master Water Conditioning, Puretel Premier Series, PURO 35T, Steel Tec, Water Care Corp., Water-Right and others.
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    $38.95 Special Price $29.99 As low as $19.99
  3. Molykote-From DOw Corning- 111 Compound-6 Gram O-ring Silicone Lubricant & Sealant-Dow-111-5-gram-1000
    Dow Corning - Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - Be sure to lube your O-rings to help prevent leaks.
    Dow Corning/Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?

    Dow 111 Silicone MSDS Safety Sheet

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    $5.99 Special Price $3.99 As low as $1.79
  4. Pro Products Sani System RO & Water Filtration System Sanitizer
    Pro Products Sani System RO & Water Filtration System Sanitizer
    Sani-System ® Pro Products is proud to introduce Sani-System, the first and only EPA product approved for sanitizing water softeners, RO units and Water Coolers. Alos NSF certified. Sani System is proven to kill 99.9% of E. coli, E. coli O157:H7, Staphylococcus aureus, Listeria monocytogenes and other harmful bacteria. It does not use chlorine, other oxidizers or acids that can harm water softener equipment parts. Use is simple; each dose comes in a pre-measured pouch. Just cut, pour and regenerate softener. No measuring, No mess! Sanitizing Equipment! Applications Interior Surfaces of Water Softeners, Reverse Osmosis (RO) Units, Ice Machines, Water Coolers, Water Holding Tanks and Pressure Tanks. Pro Products Sani System Sanitizer. 0.25 fl. oz. concentrate is perfect for your RO reverse osmosis drinking water system sanitizing..
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    $7.99 Special Price $4.99 As low as $2.99
  5. Stainless Steel Designer Faucet for RO Reverse Osmosis & Drinking Water Filtration Systems
    Stainless Steel Designer Faucet for RO Reverse Osmosis & Drinking Water Filtration Systems
    Stainless Steel Designer Faucet for Drinking Water Systems. Beautiful designer faucet for beautiful kitchens. Air Gap / Non Air Gap design, single or three tube connection. Made of high quality 304 stainless steel incorporating a smooth operating ceramic disk element for extended reliability and quality. Great replacement upgrade for RO Reverse Osmosis and drinking water filtration systems. Lever Style Handle. High Reach Neck Design (12" / 305mm) 360 Degree Swivel Neck. Unique Protective Spout Tip which Prevents After Drip. 2 1/4" Base Diameter (57 mm) Drilled Hole Size Needed is 7/8".
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    $219.99 Special Price $99.99
  6. Air Pressure Gauge for Reverse Osmosis Water Accumulator Tanks -1000
    Air pressure gauge for reverse osmosis water accumulator tanks
    Air pressure gauge for reverse osmosis water accumulator tanks - Specially calibrated for reverse osmosis system tanks. Scale from 1 to 20 PSI. Large scale reading over small PSI range allows optimum accuracy. Just like car tires lose air pressure, so does the bladder of your reverse osmosis water accumulator tank. Improper tank air pressure will cause your system to operate improperly. This is a must for all reverse osmosis system owners.
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    $24.99 Special Price $17.99 As low as $12.99
  7. 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
  8. John Guest Super Speedfit Quick Connector - Male - Elbow
    John Guest ® Super Speedfit Quick Connector - Male - Elbow
    John Guest ® Super Speedfit Quick Connector - Male - Elbow - John Guest Super Speedfit Quick Connectors - Male - MNPT - Sold in pairs. Price is per pair. These fittings are manufactured in gray acetal copolymer with food grade nitrile ‘o’ ring, making them especially suitable for applications involving foodstuff and potable liquids like reverse osmosis drinking water. They are equally suitable for air and inert gasses and can therefore be used on CO2 lines, pneumatic applications, and vacuum. For more than a decade, John Guest has been supplying Super Speedfit fittings to the Water Purification market for drinking water applications in homes, restaurants and industry. John Guest products are listed with the WRC(UK), NSF(US) and SK(Germany). PI480821S , PI480822S , PI480823S , PI481222S , PI481223S
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    $8.99 Special Price $4.99 As low as $3.99
  9. Easy Tap Water Feed Valve for Water Filter Systems - 2000
    Easy Tap Water Feed Valve For Water Filter Systems 3/8" Feed Tube
    Easy Tap Water Feed Valve - High flow tap valve. Follow the pipe up from the shut-off valve toward faucet until you reach a coupling nut (may be all the way up to the faucet). Unscrew coupling nut. Screw brass easy tap onto previous location of coupling nut. Hand tighten and then one more complete turn with wrench. Re-attach water line coupling nut to easy tap. The valve on the side of the easy tap is the shut off valve for your new RO system. If the handle is turned clockwise all of the way, this is the "OFF" position for your new RO system. Counterclockwise all of the way is the "ON" position.
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    $16.99 Special Price $8.99 As low as $4.99
  10. Chiller Daddy CHL-750XL Under Sink Water Chiller - 110 Volt
    Chiller Daddy CHL-750XL Under Sink Water Chiller - 110 Volt

    110 Volt Chiller Daddy ® CHL-750XL Under Sink Water Chiller -  NEW TANK IS 25% LARGER than our previous chillers.  Output Cold Tank Volume : 3 liter (0.8 gallon) Exterior cabinet is made of RUST FREE 304 SS Stainless Steel. Cold Water Container is made of SUS304 Stainless Steel. Inlets and outlets are 1/4" stainless steel 304. Includes a pair of quick connectors for a simple hook up. Output of Cold Water : 1.75 Gallons Per Hour (6.6 Liters 5L/H (<10C) Continuous Cold Water Output(cc/hr). This is a high output, heavy duty undersink drinking water chiller. Great for use with a Reverse Osmosis System or drinking water filter system.

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    $499.99 Special Price $395.00 As low as $354.00

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.





 

* Lancaster is the registered trademark of Lancaster, the manufacturer of Lancaster 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 Lancaster   Rather, these replacement filters, RO reverse osmosis membranes and DIY replacement parts are manufactured by other companies.  While these replacement water filters, repair parts and reverse osmosis membranes are compatible for use in Lancaster under counter reverse osmosis water filtration equipment, we make no representation as to whether using these water filter cartridges and RO reverse osmosis membranes is consistent with the warranty and specifications applicable to Lancaster under sink drinking water system equipment.