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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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  • RO5 Tier1 5-Stage Reverse Osmosis System

    RO5 Tier1 5-Stage Reverse Osmosis System

    $195.99 Retail Price:  $249.99
  • 1236268 Merlin Reverse Osmosis Pre Filter

    1236268 GE Merlin Reverse Osmosis Pre Filter

    $29.99 Retail Price:  $32.34
  • DuPont WFRO60X Quick Twist Reverse Osmosis System

    DuPont WFRO60X Quick Twist Reverse Osmosis System

    $190.99 Retail Price:  $193.34
  • DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    $53.99 Retail Price:  $56.34
  • Axeon 200359 Reverse Osmosis Membrane

    Axeon 200359 Reverse Osmosis Membrane

    $34.99 Retail Price:  $36.79
  • TFM50EM 3M Aqua-Pure Reverse Osmosis Membrane

    TFM50EM 3M Aqua-Pure PURWATER Reverse Osmosis Membrane

    $112.99 Retail Price:  $135.69
  • Axeon 200361 Reverse Osmosis Membrane

    Axeon 200361 Reverse Osmosis Membrane

    $39.99 Retail Price:  $48.29
  • Axeon 200387 Reverse Osmosis Membrane

    Axeon 200387 Reverse Osmosis Membrane

    $98.99 Retail Price:  $128.79
  • 3M Aqua-Pure RM-TFC Reverse Osmosis Membrane

    RM-TFC 3M Aqua-Pure Reverse Osmosis Membrane

    Regular Price: $178.99

    Special Price: $137.05

  • S1229RS Microline TFC Reverse Osmosis Membrane

    S1229RS Microline TFC Reverse Osmosis Membrane

    $56.99 Retail Price:  $71.29
  • S1227RS Microline TFC Reverse Osmosis Membrane

    S1227RS Microline TFC Reverse Osmosis Membrane

    $61.99 Retail Price:  $71.29
  • S1224RS Microline CTA Reverse Osmosis Membrane

    S1224RS Microline CTA Reverse Osmosis Membrane

    $58.99 Retail Price:  $68.99
  • OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    $75.99 Retail Price:  $89.69
  • WQCHFC11 Watts Kwik-Change Hollow Fiber (UF) Water Filter Cartridge
  • TFM-36-EB Desal Reverse Osmosis Membrane

    TFM-36-EB Desal Reverse Osmosis Membrane

    $52.99 Retail Price:  $79.34
  • WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    $11.99 Retail Price:  $16.09
  • 1268260 Merlin Reverse Osmosis Flush Kit

    1268260 Merlin Reverse Osmosis Flush Kit

    $55.99 Retail Price:  $66.69
  • 1266690 Merlin Merlin Reverse Osmosis Sediment Filter

    1266690 Merlin Merlin Reverse Osmosis Sediment Filter

    $16.99 Retail Price:  $19.34

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