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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31 Item(s)

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  • TIER1_ECP5_BB_25_PACK
  • EPM-BB Pentek Comparable Whole House Water Filter by Tier1 (25-Pack)
  • 650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    $393.99
    MSRP: $565.00
    Save 30%
  • 650388 Trojan UV Max UV Water Purification System
  • WI-BG6000FFC Body Glove Water Filter Cartridge

    WI-BG6000FFC Body Glove Water Filter Cartridge

    $313.19
    MSRP: $408.99
    Save 23%
  • RC540T50-T Tier1 Countertop Reverse Osmosis Filter System
  • 650627 Viqua PRO Solenoid Valve Kit

    650627 Viqua PRO Solenoid Valve Kit

    $315.99
    MSRP: $450.00
    Save 30%
  • Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    $316.99
    MSRP: $501.99
    Save 37%
  • 2110070 Katadyn Camping Filter System

    2110070 Katadyn Camping Filter System

    $317.95
    MSRP: $367.94
    Save 14%
  • AG4040FF Desal Commercial Reverse Osmosis Membrane

    AG4040FF Desal Reverse Osmosis Membrane

    $319.99
    MSRP: $370.29
    Save 14%
  • 650713-007 Viqua UV Disinfection System Controller

    650713-007 Viqua UV Disinfection System Controller

    $326.99
    MSRP: $467.99
    Save 30%
  • 650580 Trojan UV Max UV Water Purification System Sensor
  • BA-E36122 Sterilight UV Disinfection System Electronic Ballast
  • 650580 Viqua Professional UV Water Disinfection System Sensor

    650580 Viqua Professional UV Water Disinfection System Sensor

    $329.00
    MSRP: $430.00
    Save 23%
  • AK4040FF Desal Commercial Reverse Osmosis Membrane

    AK4040FF Desal Commercial Reverse Osmosis Membrane

    $329.99
    MSRP: $381.79
    Save 14%
  • 650717-001 Viqua E4/F4 Solenoid Valve Kit with Junction Box

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

    $337.39
    MSRP: $437.99
    Save 23%
  • PENTEK-UV-110-1

    PENTEK-UV-110-1

  • BG-1000 Body Glove Water Filtration System

    BG-1000 Body Glove Water Filtration System

    $343.99
    MSRP: $426.95
    Save 19%
  • STERILIGHT-254NM-FP2
  • STERILIGHT-S5Q-PA

    STERILIGHT-S5Q-PA

  • 8013618 Katadyn Camping Filter System

    8013618 Katadyn Camping Filter System

    $369.95
    MSRP: $427.74
    Save 14%
  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99
    MSRP: $450.79
    Save 16%
  • Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    Brondell H2O+ Circle Reverse Osmosis Water Filtration System

    $390.99
    MSRP: $542.99
    Save 28%
  • PXCR33KSS GE Water Cooler
  • STERILIGHT-S5Q-PV

    STERILIGHT-S5Q-PV

  • VIQUA-S5Q-PV

    S5Q-PV Viqua Specialty UltraViolet Water Disinfection System

    $399.99
    MSRP: $526.00
    Save 24%
  • LSJC10 Lifesaver 10000UF Jerrycan
  • 66-4311 Water Factory Systems Reverse Osmosis Membrane

    66-4311 Water Factory Systems Reverse Osmosis Membrane

    $359.29
    MSRP: $693.99
    Save 48%
  • 66-1311 Water Factory Systems Reverse Osmosis Membrane

    66-1311 Water Factory Systems Reverse Osmosis Membrane

    $365.99
    MSRP: $488.74
    Save 25%
  • SQC-3 Water Factory Systems Reverse Osmosis Filter System

    SQC-3 Water Factory Systems Reverse Osmosis Filter System

    $389.99
    MSRP: $450.79
    Save 13%
  • SQC-4 Water Factory Systems Reverse Osmosis Filter System

    SQC-4 Water Factory Systems Reverse Osmosis Filter System

    $399.05
    MSRP: $480.69
    Save 17%

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