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. RO-3500 Pentek Reverse Osmosis Filter System
  2. RO-PL5000 PuROLine Reverse Osmosis Filter System
  3. PT3000T50-SS-AD PuROTwist PuROTwist Reverse Osmosis Filter System
  4. PT4000T50-SS-AG PuROTwist PuROTwist Reverse Osmosis Filter System
  5. 5EZ-50 Valueline Reverse Osmosis Filter System
  6. 66-1311 Water Factory Systems Reverse Osmosis Membrane

    66-1311 Water Factory Systems Reverse Osmosis Membrane

    Fits the 3M Cuno HP-300 Commercial Reverse Osmosis System Learn More
    $365.99 MSRP:  $488.74
  7. 66-1315 Water Factory Systems Reverse Osmosis Membrane

    66-1315 Water Factory Systems Reverse Osmosis Membrane

    Fits the 3M Cuno HP-900 Commercial Reverse Osmosis System Learn More
    $529.99 MSRP:  $611.79
  8. 66-4311 Water Factory Systems Reverse Osmosis Membrane

    66-4311 Water Factory Systems Reverse Osmosis Membrane

    Fits the 3M Cuno LP-80 Commercial Reverse Osmosis System Learn More
    $359.29 MSRP:  $693.99
  9. 66-4506G2 Water Factory Systems Countertop Reverse Osmosis Membrane

    66-4506G2 Water Factory Systems Countertop Reverse Osmosis Membrane

    Fits 3M Cuno Water Factory SQC 30T & SQC 40T reverse osmosis systems Learn More
    $154.29 MSRP:  $185.99
  10. 3MROM413-20A Water Factory Systems TFC Reverse Osmosis Membrane

    3MROM413-20A Water Factory Systems TFC Reverse Osmosis Membrane

    Fits 3M Cuno Water Factory SQC reverse osmosis systems Learn More
    $129.49 MSRP:  $167.99
  11. 66-4709G2 Water Factory Systems Reverse Osmosis Membrane

    66-8709G2 Water Factory Systems Reverse Osmosis Membrane

    Fits 3M Cuno Water Factory SQC PRO C-80 reverse osmosis systems only Learn More
    $188.09 MSRP:  $251.99
  12. SQC-3 Water Factory Systems Reverse Osmosis Filter System
  13. SQC-4 Water Factory Systems Reverse Osmosis Filter System
  14. 4VTFC25G-PB Hydrotech Pushbutton Reverse Osmosis Filter System
  15. 4VTFC50G Hydrotech Reverse Osmosis Filter System
  16. 4VTFC50G-PB Hydrotech Pro Series Reverse Osmosis Filter System
  17. 4VTFC75G-PB Hydrotech Pushbutton Reverse Osmosis Filter System
  18. LSB4 Lifesaver 4000UF Water Bottle
  19. LSB6 Lifesaver 6000UF Water Bottle
  20. LSJC10 Lifesaver 10000UF Jerrycan
  21. LSJC20 Lifesaver 20000UF Jerrycan
  22. 31040 Hydrologic Stealth-RO200 Reverse Osmosis Water Filtration System

    31040 Hydrologic Stealth-RO200 Reverse Osmosis Water Filtration System

    Comes complete with easy installation kit Learn More
    $227.09 MSRP:  $329.99
  23. LP-40 CUNO Water Factory Commercial Reverse Osmosis Water Filtration System

    LP-40 CUNO Water Factory Commercial Reverse Osmosis Water Filtration System

    Produces up to 40 gallons of the highest quality drinking water daily Learn More
    $999.99 MSRP:  $1152.29
  24. WHER25 Whirlpool Reverse Osmosis Undersink Water Filtration System

    WHER25 Whirlpool Reverse Osmosis Undersink Water Filtration System

    Fits and installs easily beneath standard sized sinks Learn More
  25. 31035 Hydrologic Stealth-RO100 Reverse Osmosis Filtration System

    31035 Hydrologic Stealth-150 Reverse Osmosis Filtration System

    Customized for gardening and hydroponics. Everything included in the box for quick hook-up. Learn More
    $164.99 MSRP:  $225.00

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