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

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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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  1. 20Z-NBL Built NY Bottle Tote - Blue
  2. 8014200 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Blue
  3. 8017756 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Blue Splash
  4. 8014235 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Olive
  5. 8014234 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Olive
  6. 8014201 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Yellow
  7. LSB4 Lifesaver 4000UF Water Bottle
  8. LSB6 Lifesaver 6000UF Water Bottle
  9. LSJC10 Lifesaver 10000UF Jerrycan
  10. LSJC20 Lifesaver 20000UF Jerrycan
  11. Katadyn 8018342 MyBottle Microfilter Red Splash

    Katadyn 8018342 MyBottle Microfilter Red Splash

    Perfect for outdoor enthusiasts, campers, hunters, survivalists, and anyone traveling to places with questionable water quality Learn More
    $40.99 MSRP:  $59.79
  12. 4373529 Whirlpool Undersink Filter Replacement Cartridge

    4373529 Whirlpool Undersink Filter Replacement Cartridge

    Fits Whirlpool WSC100 filter system Learn More
    $43.99 MSRP:  $50.59
  13. 4373574 Whirlpool Undersink Filter Kit

    4373574 Whirlpool Undersink Filter Kit

    Fits Whirlpool WSC300 and WSC200 filter systems Learn More
  14. 4373575 Whirlpool Undersink Filter Kit

    4373575 Whirlpool Undersink Filter Kit

    Fits Whirlpool WSR413 and WSC200YW filter systems Learn More
    $61.79 MSRP:  $97.99
  15. DW-2000-RB American Plumber Replacement Filter Cartridge

    DW-2000-RB American Plumber Replacement Filter Cartridge

    Fits American Plumber DW-1200, DW-2000 and select Culligan systems Learn More
    $59.99 MSRP:  $61.28
  16. RWC-5 American Plumber Undersink Filter Replacement Cartridge

    RWC-5 American Plumber Undersink Filter Replacement Cartridge

    Fits most standard size water filter housings Learn More
  17. W10-PR American Plumber Whole House Filter System
  18. 4002124 American Plumber Whole House Sediment Filter System

    4002124 American Plumber Whole House Sediment Filter System

    Fits standard 1-inch water lines Learn More
    $699.99 MSRP:  $807.29
  19. WIC-600 American Plumber Undersink Filter System

    WIC-600 American Plumber Undersink Filter System

    Fits any 1/4-inch water line Learn More
    $55.99 MSRP:  $58.34
  20. 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
  21. WROM-230T American Plumber Reverse Osmosis Replacement Membrane

    WROM-230T American Plumber Reverse Osmosis Replacement Membrane

    Fits American Plumber WRO-3000 Reverse Osmosis System Learn More
    $96.19 MSRP:  $118.99
  22. WROM-230TN American Plumber Reverse Osmosis Replacement Membrane

    WROM-230TN American Plumber Reverse Osmosis Replacement Membrane

    Fits American Plumber WRO-3500 Reverse Osmosis System Learn More
    $89.99 MSRP:  $104.65
  23. WROM-25T American Plumber Reverse Osmosis Membrane

    WROM-25T American Plumber Reverse Osmosis Membrane

    Fits the American Plumber WRO-4500 Learn More
    $96.99 MSRP:  $113.84
  24. WROR American Plumber Reverse Osmosis Replacement Filter Kit

    WROR American Plumber Reverse Osmosis Replacement Filter Kit

    Fits American Plumber WRO-3500 and WRO-3000 Reverse Osmosis Systems Learn More
    $43.99 MSRP:  $51.74
  25. 100186 Amway eSpring Replacement Filter Cartridge

    100186 Amway eSpring Replacement Filter Cartridge

    Fits the eSpring Water Purifier Learn More

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