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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. Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    Undersink RO system. 10 times more efficient than conventional RO systems. Learn More
    $369.99
  2. CQE-CO-02025 Crystal Quest Commercial Reverse Osmosis Filter System
  3. CQE-CO-02028 Crystal Quest Commercial Reverse Osmosis Filter System
  4. AG2540TF Desal Reverse Osmosis Membrane

    AG2540TF Desal Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 2.5-inch x 40-inch membranes Learn More
    $219.99 Retail Price:  $226.54
  5. AG4021TF Desal Commercial Reverse Osmosis Membrane

    AG4021TF Desal Commercial Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 21-inch membranes Learn More
    $232.99 Retail Price:  $270.24
  6. AG4040FF Desal Commercial Reverse Osmosis Membrane

    AG4040FF Desal Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 40-inch membranes Learn More
    $319.99 Retail Price:  $370.29
  7. AK4040FF Desal Commercial Reverse Osmosis Membrane

    AK4040FF Desal Commercial Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 40-inch membranes Learn More
    $329.99 Retail Price:  $381.79
  8. PW4040C1027 Desal Ultrafiltration Reverse Osmosis Membrane

    PW4040C1027 Desal Ultrafiltration Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels and many commercial reverse osmosis systems that accept a 4-inch x 40-inch membrane Learn More
    $999.99 Retail Price:  $1152.29
  9. RO-4040 Desal Duraslick Reverse Osmosis Membrane

    RO-4040 Desal Duraslick Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels and many commercial reverse osmosis systems that accept a 4-inch x 40-inch membrane Learn More
    $449.99 Retail Price:  $519.79
  10. RO1000 Hydrologic Evolution Tankless Reverse Osmosis Filter System
  11. BW30-4040 Filmtec Brackish Water Industrial Reverse Osmosis Membrane

    BW30-4040 Filmtec Brackish Water Industrial Reverse Osmosis Membrane

    Fits industrial reverse osmosis systems that accept 4-inch x 40-inch membranes Learn More
    $265.99 Retail Price:  $324.29
  12. NF90-400 Filmtec Nanofiltration Element

    NF90-400 Dow Filmtec Nanofiltration Element

    $999.99 Retail Price:  $1152.29
  13. SW30HR-380 Filmtec Seawater Desalination Reverse Osmosis Membrane

    SW30HR-380 Filmtec Seawater Desalination Reverse Osmosis Membrane

    Fits select seawater reverse osmosis systems Learn More
    $999.99 Retail Price:  $1152.29
  14. TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $233.99 Retail Price:  $236.34
  15. TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $249.99 Retail Price:  $289.79
  16. TW30-4040 Filmtec Commercial Reverse Osmosis Membrane

    TW30-4040 Filmtec Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $275.99 Retail Price:  $312.79
  17. XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $202.99 Retail Price:  $232.29
  18. XLE-4040 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    XLE-4040 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $285.99 Retail Price:  $324.29
  19. RO-3500 Pentek Reverse Osmosis Filter System

    RO-3500 Pentek Reverse Osmosis Filter System

    $248.99 Retail Price:  $300.15
  20. ROMATE-40 Pentek Reverse Osmosis System Storage Tank

    ROMATE-40 Pentek Reverse Osmosis System Storage Tank

    Fits standard 1-inch water lines Learn More
    $499.99 Retail Price:  $577.29
  21. ROMATE-80 Pentek Reverse Osmosis System Storage Tank

    ROMATE-80 Pentek Reverse Osmosis System Storage Tank

    Fits standard 1.25-inch water lines Learn More
    $730.99 Retail Price:  $807.29
  22. RO-PL5000 PuROLine Reverse Osmosis Filter System

    RO-PL5000 PuROLine Reverse Osmosis Filter System

    $219.99 Retail Price:  $232.29
  23. PT3000T50-SS-AD PuROTwist PuROTwist Reverse Osmosis Filter System
  24. PT4000T50-SS-AG PuROTwist PuROTwist Reverse Osmosis Filter System
  25. RC540T50-T Tier1 Countertop Reverse Osmosis Filter System

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