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. ECP5-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (12-Pack)
  2. 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
  3. 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
  4. 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
    $206.99 MSRP:  $257.99
  5. SW30-2521 Filmtec Seawater Desalination Reverse Osmosis Membrane

    SW30-2521 Filmtec Seawater Desalination Reverse Osmosis Membrane

    Fits select seawater reverse osmosis systems Learn More
    $211.29 MSRP:  $292.99
  6. 602855 Trojan UV Max UV Lamp

    602855 Trojan UV Max UV Lamp

    Fits Trojan UVMAX H, H Plus and Pro20 Systems Learn More
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
    $236.79 MSRP:  $286.99
  13. LSJC10RC Lifesaver 10000UF Jerrycan Replacement Filter Cartridge
  14. 200391 Axeon Reverse Osmosis Membrane

    200391 Axeon Reverse Osmosis Membrane

    Sized 4 x 40 Learn More
    $240.99 MSRP:  $308.99
  15. FM-350-DWS Water Factory Systems FaucetMATE Faucet Filter System
  16. 650716-006 Trojan UVMAX C4 UV Disinfection System Controller

    650716-006 Trojan UVMAX C4 UV Disinfection System Controller

    Fits Trojan UVMAX C4 UV disinfection systems released between 1994 and 2008 Learn More
    $249.00 MSRP:  $272.54
  17. 650716-012 Trojan UVMAX C UV Disinfection System Controller

    650716-012 Trojan UVMAX C UV Disinfection System Controller

    Fits 230V Trojan C systems released between 1994 and 2008 Learn More
    $249.00 MSRP:  $297.99
  18. TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    Fits select commercial reverse osmosis systems Learn More
    $249.99 MSRP:  $289.79
  19. ROQC-450 Tier1 4-Stage Quick Change Reverse Osmosis Water Filter System
  20. W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge

    W9381105 Doulton Rio2000 Ceramic Multi-Candle Water Filter Cartridge

    Contains 6 filter candles; system fits industry standard 10 inch x 4.5 inch filter housings Learn More
    $254.99 MSRP:  $286.06
  21. 602856 Trojan UVMAX J UV Disinfection System Lamp

    602856 Trojan UVMAX J UV Disinfection System Lamp

    Fits Trojan UVMAX J, J Plus and Pro30 UV disinfection systems Learn More
  22. 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
  23. S1Q-PA Sterilight Silver Series UV Disinfection System

    S1Q-PA Sterilight Silver Series UV Disinfection System

    Filters up to two gallons per minute Learn More
    $255.99 MSRP:  $296.69
  24. SC10-11 Everpure Commercial Filter System

    SC10-11 Everpure Commercial Filter System

    Fits standard 1/2-inch water lines Learn More
    $260.99 MSRP:  $298.99
  25. 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

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