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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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  • Everpure EV9000-91 Antique Brass Drinking Faucet Head

    Everpure EV9000-91 Antique Brass Drinking Faucet Head

    $127.49 Retail Price:  $153.99
  • DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    DuPont WFROM1000X Quick Twist Reverse Osmosis Membrane

    $53.99 Retail Price:  $56.34
  • 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
  • 208125 Axeon HF5-2514 Commercial Reverse Osmosis Membrane

    208125 Axeon HF5-2514 Commercial Reverse Osmosis Membrane

    $109.99 Retail Price:  $130.99
  • 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
  • 4002573/GRO-36EN Pentair GPD Encapsulated Membrane

    4002573/GRO-36EN Pentair GPD Encapsulated Membrane

    $74.99 Retail Price:  $92.99
  • ROR2000-S-05 OmniFilter Reverse Osmosis Pre Filter Replacement
  • TW30HP-2526 Filmtec Reverse Osmosis Membrane

    TW30HP-2526 Filmtec Reverse Osmosis Membrane

    $184.99 Retail Price:  $249.99
  • 4002575/GRO-75EN Pentair GPD Encapsulated Membrane

    4002575/GRO-75EN Pentair GPD Encapsulated Membrane

    $74.99 Retail Price:  $92.99
  • 4002574/GRO-50EN Pentair GPD Encapsulated Membrane

    4002574/GRO-50EN 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
  • BW60-1812-75 Filmtec Reverse Osmosis Membrane

    BW60-1812-75 Filmtec Reverse Osmosis Membrane

    $44.99 Retail Price:  $47.34
  • TFM50EM 3M Aqua-Pure Reverse Osmosis Membrane

    TFM50EM 3M Aqua-Pure PURWATER Reverse Osmosis Membrane

    $112.99 Retail Price:  $135.69
  • 3M Aqua-Pure RM-TFC Reverse Osmosis Membrane

    RM-TFC 3M Aqua-Pure Reverse Osmosis Membrane

    Regular Price: $178.99

    Special Price: $137.05

  • ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    $11.99 Retail Price:  $13.79
  • 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
  • OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    OM1-S6-S06 OmniFilter Reverse Osmosis Membrane

    $75.99 Retail Price:  $89.69
  • OM1 OmniFilter Reverse Osmosis Membrane
  • S7029 Microline Filter Housing Sump

    S7029 Microline Filter Housing Sump

    $19.99 Retail Price:  $22.34
  • S7028 Microline Replacement Filter Cartridge

    S7028 Microline Replacement Filter Cartridge

    $17.99 Retail Price:  $20.69
  • S7025 Microline Replacement Filter Cartridge

    S7025 Microline Replacement Filter Cartridge

    $10.99 Retail Price:  $14.94
  • S1224RS Microline CTA Reverse Osmosis Membrane

    S1224RS Microline CTA Reverse Osmosis Membrane

    $59.99 Retail Price:  $68.99
  • S1227RS Microline TFC Reverse Osmosis Membrane

    S1227RS Microline TFC Reverse Osmosis Membrane

    $45.99 Retail Price:  $71.29
  • 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
  • LP-40 CUNO Water Factory Commercial Reverse Osmosis Water Filtration System

Items 1 to 48 of 202 total

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