Discount Water Filters and Air Filters at Discount Filter Store.com

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Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

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  1. CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
  2. CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
  3. WP-30 Pentek Comparable Whole House Sediment Filter by Tier1

    WP-30 Pentek Comparable Whole House Sediment Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More
  4. HYDRONIX-CB-25-1005
  5. HYDRONIX-CB-25-2010
  6. HYDRONIX-CB-45-2010

    HYDRONIX-CB-45-2010

    $36.99 MSRP:  $49.44
  7. HYDRONIX-SDC-25-1005
  8. HYDRONIX-SDC-25-1020

    HYDRONIX-SDC-25-1020

    $4.99 MSRP:  $5.05
  9. HYDRONIX-SDC-25-2005

    HYDRONIX-SDC-25-2005

    $6.99 MSRP:  $8.27
  10. HYDRONIX-SDC-25-2020
  11. HYDRONIX-SDC-25-3005
  12. HYDRONIX-SDC-45-1001
  13. HYDRONIX-SDC-45-1005
  14. HYDRONIX-SDC-45-2050
  15. HYDRONIX-SPC-45-2005

    HYDRONIX-SPC-45-2005

    $21.99 MSRP:  $29.89
  16. PX05-20 Purtrex Replacement Water Filter

    PX05-20 Purtrex Replacement Water Filter

    For filtration system housings that use 2.5-inch x 20-inch replacement water filters Learn More
    $4.99 MSRP:  $9.19
  17. PX10-20 Purtrex Replacement Filter Cartridge

    PX10-20 Purtrex Replacement Water Filter

    Fits industry standard filtration system housings that use 2.5-inch x 20-inch replacement filters Learn More
    $6.99 MSRP:  $9.19
  18. PX20-20 Purtrex Replacement Filter Cartridge

    PX20-20 Purtrex Replacement Water Filter

    For industry standard filtration system housings that use 2.5-inch x 20-inch replacement filters Learn More
    $4.99 MSRP:  $8.04
  19. PX20-9-78 Purtrex Replacement Filter Cartridge

    PX20-9-78 Purtrex Water Filter Cartridge

    Fits compact water filtration system housings that use 2.5-inch x 10-inch replacement filters Learn More
    $3.99 MSRP:  $5.74
  20. MH09-1812WH Liquatec Reverse Osmosis Membrane Housing - White

    MH03-1812WH Hydronix Reverse Osmosis Membrane Housing - White

    Fits reverse osmosis systems that use standard 11.75-inch to 12-inch membranes Learn More
    $18.99 MSRP:  $24.14
  21. P50-20 Tier1 Polypropylene Sediment Water Filter Cartridge

    P50-20 Tier1 Polypropylene Sediment Water Filter Cartridge

    Fits standard 20 inch x 2.5 inch filter housings Learn More
    $5.99 MSRP:  $11.99
  22. FM-44-2STND Tier1 Filter Housing Stand and Bracket for FH44 Liquatec

    FM-44-2STND Tier1 Filter Housing Stand and Bracket for FH44 Liquatec Housings

    Fits 10- and 20-inch FH44 Liquatec Grande Housings Learn More
    $75.99 MSRP:  $93.99
  23. Hydronix SDC-45-1020 Sediment Filter Cartridge

    SDC-45-1020 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    As Low As $9.33 Per Filter

  24. Hydronix SDC-45-2001 Whole House Sediment Filter Cartridge

    SDC-45-2001 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $18.66 Per Filter

  25. Hydronix SDC-45-2005 Whole House Sediment Filter Cartridge

    SDC-45-2005 Hydronix Whole House Replacement Sediment Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $18.66 Per Filter

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