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Reverse Osmosis Filters & Systems

Reverse Osmosis: a water purification technology that utilizes a semi-permeable membrane to remove microscopic 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. CB-25-1005 Hydronix Replacement Filter Cartridge

    CB-25-1005 Hydronix Replacement Filter Cartridge

    Fits most housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $10.49 MSRP:  $14.99
  2. HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    HDG-CB-AC10 Hydronix Reverse Osmosis Filter

    Fits Culligan Reverse Osmosis system models AC15, AC30, LC50, and H83, and others Learn More
    $8.49 MSRP:  $20.99
  3. CB-25-1010 Hydronix Carbon Water Filter Replacement

    CB-25-1010 Hydronix Carbon Water Filter Replacement

    9 7/8 inches by 2.75 inches, 10 micron, fits systems that use Liquatec CB-250-975-10 and Watts IF-CB-010 / IFCB010M water filters Learn More
    $6.99 MSRP:  $10.34
  4. CB-25-1001 Hydronix Carbon Water Filter

    CB-25-1001 Hydronix Carbon Water Filter

    Sized 9-7/8 x 2.75 inches, 1 micron. Fits water filtration systems that use Liquatec CB-250-975-01, Pentek CB1-10 and Pentek 255382-43 filters Learn More
    $9.99 MSRP:  $13.79

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