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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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  • DuPont WFRO60X Quick Twist Reverse Osmosis System

    DuPont WFRO60X Quick Twist Reverse Osmosis System

    $190.99 Retail Price:  $193.34
  • 1236268 Merlin Reverse Osmosis Pre Filter

    1236268 GE Merlin Reverse Osmosis Pre Filter

    $29.99 Retail Price:  $32.34
  • Axeon TF-3012-500 Reverse Osmosis Membrane

    Axeon TF-3012-500 Reverse Osmosis Membrane

    $114.99 Retail Price:  $150.99
  • BW60-1812-75 Filmtec Reverse Osmosis Membrane

    BW60-1812-75 Filmtec Reverse Osmosis Membrane

    $44.99 Retail Price:  $47.34
  • 200378 Axeon HF1-4021 Reverse Osmosis Membrane

    200378 Axeon HF1-4021 Reverse Osmosis Membrane

    $172.99 Retail Price:  $223.99
  • RO5 Tier1 5-Stage Reverse Osmosis System

    RO5 Tier1 5-Stage Reverse Osmosis System

    $195.99 Retail Price:  $249.99
  • WSQC-2 WaterSentinel Reverse Osmosis Carbon GAC Filter Cartridge
  • 200520 Axeon 2540 PVC Membrane Housing

    200520 Axeon 2540 PVC Membrane Housing

    $98.99 Retail Price:  $122.99
  • 4002574/GRO-50EN Pentair GPD Encapsulated Membrane

    4002574/GRO-50EN Pentair GPD Encapsulated Membrane

    $74.99 Retail Price:  $92.99
  • 4002575/GRO-75EN Pentair GPD Encapsulated Membrane

    4002575/GRO-75EN Pentair GPD Encapsulated Membrane

    $74.99 Retail Price:  $92.99
  • 4002573/GRO-36EN Pentair GPD Encapsulated Membrane

    4002573/GRO-36EN Pentair GPD Encapsulated Membrane

    $74.99 Retail Price:  $92.99
  • 200521 Axeon 4014 PVC Membrane Housing

    200521 Axeon 4014 PVC Membrane Housing

    $139.99 Retail Price:  $173.99
  • TFM50EM 3M Aqua-Pure Reverse Osmosis Membrane

    TFM50EM 3M Aqua-Pure PURWATER Reverse Osmosis Membrane

    $112.99 Retail Price:  $135.69
  • ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    $11.99 Retail Price:  $13.79
  • 3M Aqua-Pure RM-TFC Reverse Osmosis Membrane

    RM-TFC 3M Aqua-Pure Reverse Osmosis Membrane

    Regular Price: $178.99

    Special Price: $137.05

  • Axeon 200359 Reverse Osmosis Membrane

    Axeon 200359 Reverse Osmosis Membrane

    $34.99 Retail Price:  $36.79
  • Axeon 200387 Reverse Osmosis Membrane

    Axeon 200387 Reverse Osmosis Membrane

    $98.99 Retail Price:  $128.79
  • Axeon 200361 Reverse Osmosis Membrane

    Axeon 200361 Reverse Osmosis Membrane

    $39.99 Retail Price:  $48.29
  • S1229RS Microline TFC Reverse Osmosis Membrane

    S1229RS Microline TFC Reverse Osmosis Membrane

    $59.99 Retail Price:  $71.29
  • WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    WQCSC11 Watts Kwik-Change Sediment Filter Cartridge

    $11.99 Retail Price:  $16.09
  • S1227RS Microline TFC Reverse Osmosis Membrane

    S1227RS Microline TFC Reverse Osmosis Membrane

    $45.99 Retail Price:  $71.29
  • WHEERM Whirlpool UltraEase Reverse Osmosis Membrane
  • TFM-18-EB Desal Reverse Osmosis Membrane

    TFM-18-EB Desal Reverse Osmosis Membrane

    $59.99 Retail Price:  $71.29
  • TFM-36-EB Desal Reverse Osmosis Membrane

    TFM-36-EB Desal Reverse Osmosis Membrane

    $52.99 Retail Price:  $79.34

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