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. 602855 Viqua Water Disinfection System UV Lamp

    602855 Viqua Water Disinfection System UV Lamp

    Fits Viqua H, H+, and PRO20 UltraViolet filtration systems. Learn More
    $217.29 MSRP:  $268.99
  2. ECP5-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (12-Pack)
  3. CP5-BBS-D Culligan Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)

    CP5-BBS-D Culligan Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)

    Fits most standard 10 x 5-inch housings Learn More

    (Retail Price: $332.99 ) $224.99

  4. HFPP-1-PR20 Pentek Big Blue Whole House 20 inch Filter (6-Pack)
  5. 602856 Viqua Water Disinfection System UV Lamp

    602856 Viqua Water Disinfection System UV Lamp

    Fits Viqua K, K+, PRO30, PRO50 UltraViolet filtration systems. Fits Trojan J, J+ UltraViolet filtration systems. Sterilight S80, SM80, SV50 UltraViolet filtration systems. Learn More
    $255.00 MSRP:  $313.99
  6. 650703 Viqua Home UV Water Disinfection System Sensor

    650703 Viqua Home UV Water Disinfection System Sensor

    Fits Viqua D/D4 PLUS, E/E4 PLUS, and F/F4 PLUS systems Learn More
    $265.00 MSRP:  $340.00
  7. BA-ICE-S Viqua UV Disinfection System Controller

    BA-ICE-C Viqua UV Disinfection System Controller

    For use with Viqua VP600, VP950 ultraviolet disinfection systems. Fits discontinued Sterilight SC-600, SC-740 systems. Learn More
    $289.00 MSRP:  $379.00
  8. 602855 Trojan UV Max UV Lamp

    602855 Trojan UV Max UV Lamp

    Fits Trojan UVMAX H, H Plus and Pro20 Systems Learn More
  9. 3M AquaPure 3MFF101 Whole House Water Filter Cartridge

    3MFF101 3M Aqua-Pure Replacement Water Filter Cartridge

    Fits the 3M Aqua-Pure 3MFF100 Full Flow drinking water system Learn More
    $200.99 MSRP:  $209.29
  10. SST1HA 3M Aqua-Pure Water Filter System Housing

    SST1HA 3M Aqua-Pure Stainless Steel Water Filtration System Housing

    Will fit industry standard water filters in a variety of filtration media types Learn More
    $201.05 MSRP:  $257.59
  11. XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $202.99 MSRP:  $232.29
  12. 3M Aqua-Pure AP902 Whole House Water Filter

    AP902 3M Aqua-Pure Whole House Water Filtration System

    Fits multiple styles of water filter cartridge, based on your water quality Learn More
    $204.99 MSRP:  $238.04
  13. SW30-2521 Filmtec Seawater Desalination Reverse Osmosis Membrane

    SW30-2521 Filmtec Seawater Desalination Reverse Osmosis Membrane

    Fits select seawater reverse osmosis systems Learn More
    $212.19 MSRP:  $292.99
  14. 8013619 Katadyn Pocket Replacement Camping Water Filter Kit

    8013619 Katadyn Pocket Replacement Camping Water Filter Kit

    Fits the Katadyn K-Pocket camping filter system Learn More
    $213.99 MSRP:  $257.99
  15. EV9324-01 Everpure Ice Machine Filter System

    EV9324-01 Everpure Ice Machine Filter System

    Fits standard 3/8-inch water lines Learn More
    $218.99 MSRP:  $273.69
  16. AG2540TF Desal Reverse Osmosis Membrane

    AG2540TF Desal Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 2.5-inch x 40-inch membranes Learn More
    $219.99 MSRP:  $226.54
  17. BBFS-222 Pentek Three Housing Filter System

    BBFS-222 Pentek Three Housing Filter System

    Fits standard 1-inch water lines Learn More
    $224.99 MSRP:  $331.43
  18. 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
    $228.09 MSRP:  $329.99
  19. AG4021TF Desal Commercial Reverse Osmosis Membrane

    AG4021TF Desal Commercial Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 21-inch membranes Learn More
    $232.99 MSRP:  $270.24
  20. RO-PL5000 PuROLine Reverse Osmosis Filter System
  21. TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $233.99 MSRP:  $236.34
  22. 3M AquaPure 3MFF100 Drinking Water Filter System

    3MFF100 3M Aqua-Pure Full Flow Drinking Water Filtration System

    Fits beneath your sink and connects to standard faucets Learn More
    $234.99 MSRP:  $272.54
  23. 200393 Axeon Ultra Low Energy HF5-4021 Commercial Reverse Osmosis Membrane

    200393 Axeon Ultra Low Energy HF5-4021 Commercial Reverse Osmosis Membrane

    Fits Axeon reverse osmosis systems that use 4021 sized membranes Learn More
    $237.79 MSRP:  $286.99
  24. LSJC10RC Lifesaver 10000UF Jerrycan Replacement Filter Cartridge
  25. 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

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