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. CFS117 Cuno Comparable Whole House Sediment Water Filter by Tier1

    CFS117 Cuno Comparable Whole House Sediment Water Filter by Tier1

    Fits most whole house water filter systems that uses standard 10 x 2-1/2 filter cartridges Learn More

    As Low As $0.00 Per Filter

  2. Cuno HF90-S Replacement Filter Cartridge

    Cuno HF90-S Replacement Filter Cartridge

    Fits the Cuno NH3 filter head and the ICE190-S filter system Learn More
    $185.99 MSRP:  $243.79
  3. DW-200-R American Plumber Undersink Filter Replacement Cartridge

    DW-200-R American Plumber Undersink Filter Replacement Cartridge

    Fits Cuno AP-200 and PurWater PW-200 housings Learn More
    $19.59 MSRP:  $26.99
  4. W20CLA American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W20CLA American Plumber Whole House Sediment Water Filter Cartridge (2-Pack)

    Built to fit into American Plumber W34-PR, WC34-PR and WVC34 whole house water filtration systems, in addition to most standard size water filtration system housings Learn More
    $11.99 MSRP:  $15.34
  5. W25P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W25P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $12.99 MSRP:  $16.34
  6. W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $16.99 MSRP:  $18.04
  7. W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $16.99 MSRP:  $18.39
  8. W50W American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W50W American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $13.99 MSRP:  $17.34
  9. W5CIP American Plumber Undersink Filter Replacement Cartridge (2-Pack)

    W5CIP American Plumber Undersink Filter Replacement Cartridge (2-Pack)

    Fits American Plumber W38-PR and most standard size water filter housings Learn More
    $21.99 MSRP:  $24.34
  10. W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $12.99 MSRP:  $16.34
  11. W5W American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    W5W American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings Learn More
    $13.99 MSRP:  $17.34
  12. WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)

    Fits American Plumber W34-PR, WC34-PR, WVC34, WH34, ST-1, ST-2, ST-3 and most standard size water filter housings Learn More
    $14.99 MSRP:  $18.34
  13. WRC25HD American Plumber Whole House Heavy Duty Filter Cartridge

    WRC25HD American Plumber Whole House Heavy Duty Filter Cartridge

    Fits American Plumber W10-PR and W15-PR and most other heavy duty water filter housings Learn More
    $35.99 MSRP:  $39.99
  14. WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

    Fits American Plumber W2010-PR and W2015-PR and most other heavy duty water filter housings Learn More
    $69.99 MSRP:  $78.19
  15. 3M Aqua-Pure AP124-3 Water Filter

    AP124-3 3M Aqua-Pure Replacement Water Filter

    Fits standard filtration system housings that accept 30-inch x 2.5-inch water filter cartridges Learn More
    $29.99 MSRP:  $35.64
  16. 3M Aqua-Pure AP430SS Water Heater Scale Inhibitor

    AP430SS 3M Aqua-Pure Water Heater Scale Inhibitor System

    Fits standard 3/4-inch water heater supply line. Learn More
    $70.99 MSRP:  $90.84
  17. 3M Aqua-Pure AP903 Water Filter System

    AP903 3M Aqua-Pure Water Filtration System

    Fits standard 1-inch pipe Learn More
    $239.99 MSRP:  $342.69
  18. 3M Aqua-Pure AP910R Water Filter

    AP910R 3M Aqua-Pure Replacement Filter Cartridge

    Fits the 3M Aqua-Pure AP902 Water Filtration System Learn More
    $118.99 MSRP:  $128.79
  19. 3M Aqua-Pure AP917R Water Filter Cartridge

    AP917R 3M Aqua-Pure Replacement Filter Cartridge

    Fits the 3M Aqua-Pure AP903 Water Filtration System Learn More
  20. CFS01S Cuno Whole House Filter Housing
  21. CFS02S Cuno Whole House Filter Housing
  22. CFS110 Cuno Whole House Filter Replacement Cartridge

    CFS110 Cuno Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $14.99 MSRP:  $16.09
  23. CFS117-S Cuno Whole House Filter Replacement Cartridge

    CFS117-S Cuno Whole House Filter Replacement Cartridge

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $32.05 MSRP:  $40.24
  24. CFS11S Cuno Whole House Filter Housing

    CFS11S Cuno Whole House Filter Housing

    $95.99 MSRP:  $101.19
  25. CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    $128.99 MSRP:  $148.34

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