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Hydronix Water Filters

Turn ordinary water into clean, fresh-tasting drinking water with Hydronix™ water filters.

Hydronix™ offers a wide range of NSF certified water filtration products to meet all of your whole house water filter and commercial water filtration needs, from Carbon block water filters and sediment filters to water filter housings. At Discount Filter Store, we’ve got all of your Hydronix replacement water filters conveniently in one place. With over 90 different Hydronix™ filters, choosing the right filter can be difficult, which is why if you need assistance determining which filter is right for your needs, give us a call at 1-800-277-3458 and we’d be more than happy to help you pick out the best Hydronix™ filter.

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  1. Hydronix SDC-25-3001 Polypropylene Sediment Filter

    Hydronix SDC-25-3001 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $11.99
  2. Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $8.99 MSRP:  $13.79
  3. Hydronix SDC-25-3025 Polypropylene Sediment Filter

    Hydronix SDC-25-3025 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size and double open end design fits many common filter housings. Also available in a variety of micron ratings and end cap styles. Learn More
    $8.99 MSRP:  $10.91
  4. Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size fits many standard size filter housings Learn More
    $10.99 MSRP:  $11.37
  5. Hydronix SDC-25-4005 Polypropylene Sediment Filter

    Hydronix SDC-25-4005 Polypropylene Sediment Filter

    Standard 40 inch by 2.5 inch size fits many standard size filter housings Learn More
    $11.99 MSRP:  $13.56
  6. Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Standard 40 inch by 2.5 inch size fits many standard size filter housings Learn More
    $12.99 MSRP:  $14.34
  7. Hydronix SDC-25-4025 Polypropylene Sediment Filter

    Hydronix SDC-25-4025 Polypropylene Sediment Filter

    Standard 40 inch by 2.5 inch size fits many standard size filter housings Learn More
    $12.99 MSRP:  $14.34
  8. Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Standard 50 inch by 2.5 inch size fits many standard size filter housings Learn More
    $12.99 MSRP:  $14.34
  9. Hydronix SDC-25-4075 Polypropylene Sediment Filter

    Hydronix SDC-25-4075 Polypropylene Sediment Filter

    Standard 40 inch by 2.5 inch size and double open end design fits many common filter housings. Also available in a variety of micron ratings and end cap styles. Learn More
    $12.99 MSRP:  $14.34
  10. Hydronix HF2-10CLWH14 Clear 10 inch Filter Housing

    Hydronix HF2-10CLWH14 Clear 10 inch Filter Housing

    Receives any standard 10 inch by 2.5 inch filter cartridge Learn More
    $16.99 MSRP:  $17.24
  11. Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    Designed for industrial applications requiring durability and high flow rates Learn More
    $26.99 MSRP:  $36.79
  12. 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
    $9.99
  13. CB-25-2010 Hydronix Replacement Filter Cartridge

    CB-25-2010 Hydronix Replacement Filter Cartridge

    Fits most housings that accept 20-inch x 2.5-inch water filter cartridges Learn More
    $14.99 MSRP:  $17.34
  14. CB-45-2010 Hydronix Replacement Filter Cartridge

    CB-45-2010 Hydronix Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $36.99 MSRP:  $49.44
  15. 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
    $7.99 MSRP:  $9.19
  16. HDG-SED-ACS Hydronix Replacement Filter Cartridge

    HDG-SED-ACS Hydronix Replacement Filter Cartridge

    Fits Culligan Reverse Osmosis system models AC15, AC30, LC50, and H83, and others Learn More
    $5.99 MSRP:  $8.04
  17. ICF-10 Hydronix Inline Coconut Carbon Filter
  18. ICF-10Q Hydronix Inline Coconut Carbon Filter
  19. ICF-10Q38 Hydronix Inline Coconut Carbon Filter
  20. ICF-2512 Hydronix Inline Coconut Carbon Filter
  21. ICF-6 Hydronix Inline Coconut Carbon Filter
  22. ICF-6Q Hydronix Inline Coconut Carbon Filter
  23. ISF-10 Hydronix Sediment Inline Filter
  24. ISF-2512 Hydronix Sediment Inline Filter
  25. SDC-25-1005 Hydronix Whole House Replacement Sediment Filter Cartridge

    SDC-25-1005 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $5.99 MSRP:  $9.34

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