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-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (25-Pack)
  2. EPM-BB Pentek Comparable Whole House Water Filter by Tier1 (25-Pack)

    EPM-BB Pentek Comparable Whole House Water Filter by Tier1 (25-Pack)

    Fits most 10 x 4.5-inch filter housings Learn More

    (Retail Price: $397.00 ) $335.99

  3. 650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    Fits Viqua D4/PLUS and IHS-D4 ultraviolet disinfection systems Learn More
    $393.99 MSRP:  $565.00
  4. 650388 Trojan UV Max UV Water Purification System
  5. WI-BG6000FFC Body Glove Water Filter Cartridge

    WI-BG6000FFC Body Glove Water Filter Cartridge

    For use in the WI-BG6000FF Body Glove Water Filtration System Learn More
    $313.19 MSRP:  $408.99
  6. RC540T50-T Tier1 Countertop Reverse Osmosis Filter System
  7. 650627 Viqua PRO Solenoid Valve Kit

    650627 Viqua PRO Solenoid Valve Kit

    Fits Viqua PRO series and H/PLUS ultraviolet disinfection systems Learn More
    $315.99 MSRP:  $450.00
  8. Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Fits Everpure high flow CSR Quad-MC-2 systems Learn More
    $316.99 MSRP:  $501.99
  9. 2110070 Katadyn Camping Filter System

    2110070 Katadyn Camping Filter System

    $317.95 MSRP:  $367.94
  10. AG4040FF Desal Commercial Reverse Osmosis Membrane

    AG4040FF Desal Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 40-inch membranes Learn More
    $319.99 MSRP:  $370.29
  11. 650713-007 Viqua UV Disinfection System Controller

    650713-007 Viqua UV Disinfection System Controller

    For use with Viqua D4/PLUS, D4-V, E4/PLUS, E4-V, F4/PLUS, F4-V, and IHS (D4 series) ultraviolet disinfection systems Learn More
    $326.99 MSRP:  $467.99
  12. 650580 Trojan UV Max UV Water Purification System Sensor

    650580 Trojan UV Max UV Water Purification System Sensor

    Fits Trojan UVMAX G/G-Plus, H/H-Plus, J/J-Plus, Pro10, Pro20, and Pro30 Systems Learn More
  13. BA-E36122 Sterilight UV Disinfection System Electronic Ballast

    BA-E36122 Sterilight UV Disinfection System Electronic Ballast

    Fits the following Sterilight UV disinfection systems: S24Q, S24Q/2, S24Q-GOLD, S24Q-GOLD/2, SSW-4, SSW-4/2, SSWW-4, SSWW-4/2, SSW-6, SSW-6/2, SSWW-6, SSWW-6/2, SUV 24-100P & SUV 24-100P/2 Learn More
    $329.00 MSRP:  $351.89
  14. 650580 Viqua Professional UV Water Disinfection System Sensor

    650580 Viqua Professional UV Water Disinfection System Sensor

    Fits Viqua H PLUS, K PLUS, and PRO series systems. Learn More
    $329.00 MSRP:  $430.00
  15. AK4040FF Desal Commercial Reverse Osmosis Membrane

    AK4040FF Desal Commercial Reverse Osmosis Membrane

    Fits GE Osmonics pressure vessels that accept 4-inch x 40-inch membranes Learn More
    $329.99 MSRP:  $381.79
  16. 650717-001 Viqua E4/F4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua E4/F4 Solenoid Valve Kit with Junction Box

    Fits Viqua E4/PLUS and F4/PLUS ultraviolet disinfection systems Learn More
    $337.39 MSRP:  $437.99
  17. UV-110-1 Pentek UV System
  18. BG-1000 Body Glove Water Filtration System

    BG-1000 Body Glove Water Filtration System

    Filters down to .50 micron Learn More
    $343.99 MSRP:  $426.95
  19. 254NM-FP2 Sterilight Flow Pace UV Sensor

    254NM-FP2 Sterilight Flow Pace UV Sensor

    Designed for use with NSF Validated Platinum Systems only Learn More
  20. S5Q-PA UV Sterilight Water Sterilizer System

    S5Q-PA UV Sterilight Water Sterilizer System

    Sized at 21 x 2.5 inches, 3/4 inch MPT. Power supply dimensions 7.3 x 3.2 x 2.5 inches Learn More
  21. 8013618 Katadyn Camping Filter System

    8013618 Katadyn Camping Filter System

    $369.95 MSRP:  $427.74
  22. EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    Fits standard 3/8-inch water lines Learn More
    $376.99 MSRP:  $450.79
  23. Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    Undersink RO system. 10 times more efficient than conventional RO systems. Learn More
    $390.99 MSRP:  $542.99
  24. PXCR33KSS GE Water Cooler
  25. S5Q-PV Sterilight Silver Series UV Disinfection System

    S5Q-PV Sterilight Silver Series UV Disinfection System

    For use in vending machines and dispensing equipment Learn More

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