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Reverse Osmosis Filters & Systems

Reverse Osmosis: a water purification technology that utilizes a semi-permeable membrane to remove larger particles (typically anything larger than 0.001 microns in size) from drinking water.

Select what type of reverse osmosis filter part you’re searching for (system, filter, etc.) and browse or search through hundreds of our reverse osmosis water filters, systems, membranes, and other water filter parts. Choose from some of the industry’s top reverse osmosis brands including, Watts®, Hydrologic, Hydrotech, and Water Factory Systems.

Not sure if investing in a reverse osmosis water filter is what you want, then check out our thousands of other popular water filters, including whole house, under sink, faucet filters, and many more.

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  1. DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    Fits the Dupont WFRO60X Reverse Osmosis System Learn More
  2. DuPont WFRO60X Quick Twist Reverse Osmosis System
  3. S7028 Microline Replacement Filter Cartridge

    S7028 Microline Replacement Filter Cartridge

    Fits Microline Clack reverse osmosis systems Learn More
    $17.99 Retail Price:  $20.69
  4. S7025 Microline Replacement Filter Cartridge

    S7025 Microline Replacement Filter Cartridge

    Fits Microline Clack reverse osmosis systems Learn More
    $10.99 Retail Price:  $14.94
  5. Q5328 Omnipure Water Filter

    Q5328 Omnipure Water Filter

    Sized 2 1/2 x 6 inches with 20 x 50 mesh Learn More
    $10.99 Retail Price:  $14.94
  6. 20035 Hydrologic 4-Stage Reverse Osmosis Cartridge

    20035 Hydrologic 4-Stage Reverse Osmosis Cartridge

    Fits the Hydrologic EcoSpring water purification system Learn More
    $184.99 Retail Price:  $215.04
  7. FXWF-1000 EcoWater Reverse Osmosis Filter Cartridge
  8. 3M Aqua-Pure AP5527 Reverse Osmosis Pre and Post Filter Set

    AP5527 3M Aqua-Pure Reverse Osmosis Pre and Post Filter Set

    Fits 3M Aqua-Pure RO5000 and RO5500 reverse osmosis water filter systems Learn More
    $78.99 Retail Price:  $105.79
  9. AP117RO 3M Aqua-Pure Reverse Osmosis Filter

    AP117RO 3M Aqua-Pure Reverse Osmosis Filter

    For use in 3M Aqua-Pure reverse osmosis water filtration systems Learn More
    $23.99 Retail Price:  $30.23
  10. 47-55704G2 Water Factory Systems Replacement Filter Cartridge

    47-55704G2 Water Factory Systems Replacement Filter Cartridge

    Fits 3M Cuno Water Factory SQC reverse osmosis systems Learn More
    $25.99 Retail Price:  $33.34
  11. FX12P GE SmartWater Reverse Osmosis Filter Set

    FX12P GE SmartWater Reverse Osmosis Filter Set

    Fits GE SmartWater reverse osmosis filter systems with model numbers starting with "PNRV12", "GXRV10", or "GXRM10" Learn More
    $58.99 Retail Price:  $71.29

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