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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Items 1 to 48 of 64 total

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  • WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System
  • FRSS-3.5 Sterilight 3.5 GPM 1/2-inch Flow Restrictor
  • FRSS-3.5 Viqua 3.5 GPM 1/2-inch Flow Restrictor

    FRSS-3.5 Viqua 3.5 GPM 1/2-inch Flow Restrictor

    $69.99
    MSRP: $90.00
    Save 22%
  • C1-20 Pentek Comparable Whole House Water Filter by Tier1 (4-Pack)
  • Viqua VT4-DWS11 Ultraviolet Filtration System

    Viqua VT4-DWS11 Ultraviolet Filtration System

    $335.00
    MSRP: $529.99
    Save 37%
  • EP-20BB Pentek Replacement Water Filter
  • EPM-20BB Pentek Whole House Filter Cartridge

    EPM-20BB Pentek Whole House Filter Replacement Cartridge

    $47.99 MSRP: $59.99
    Save 20%
  • GAC20-BB Pentek Whole House Water Filter
  • 22070 Hydrologic Comparable Whole House Carbon Filter by Tier1
  • RFC20-BB Pentek Comparable Granular Activated Carbon Filter by Tier1
  • RFC-20BB Whole House Filter Replacement Cartridge by Tier1

    RFC-20BB Whole House Filter Replacement Cartridge by Tier1

    $48.99
    MSRP: $56.99
    Save 14%
  • HSH-C135 Culligan Handheld Filtered Shower Head with Massage
  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99
    MSRP: $450.79
    Save 16%
  • EV9797-21 Everpure Commercial Filter System

    EV9797-21 Everpure Commercial Filter System

    $599.99
    MSRP: $692.29
    Save 13%
  • GXSM01HWW GE Shower Filter System

    GXSM01HWW GE Shower Filter System

    $45.99
    MSRP: $67.99
    Save 32%
  • H9655-11 Hoshizaki Replacement Filter Cartridge

    H9655-11 Hoshizaki Replacement Water Filter Cartridge

    $77.09
    MSRP: $94.99
    Save 19%
  • FXS-CM-S3 Sprite ShowerUp Shower Filter System and Extension Arm
  • HR5-CM Sprite Royale Handheld Shower Filter System - Chrome
  • HR5-WH Sprite Royale Handheld Shower Filter System - White

    HR5-WH Sprite Royale Shower Filter System: Handheld, White

    $42.99
    MSRP: $51.74
    Save 17%
  • 20743 Katadyn Replacement Ceramic Element

    20743 Katadyn Replacement Ceramic Element

    $72.39
    MSRP: $93.99
    Save 23%
  • CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    $45.39
    MSRP: $67.99
    Save 33%
  • CRFC-BB Pentek Chloramine Reduction Water Filter

    CRFC-BB Pentek Chloramine Reduction Water Filter

    $65.19
    MSRP: $104.99
    Save 38%
  • SFH5-CM Sprite ShowerFalls Filtered Shower Extension - Chrome - 1
  • BGE-3200 BevGuard Water Filter Cartridge

    BGE-3200 BevGuard Water Filter Cartridge

    $80.39
    MSRP: $102.99
    Save 22%
  • BGE-3200S BevGuard Water Filter Cartridge

    BGE-3200S BevGuard Water Filter Cartridge

    $89.69
    MSRP: $113.99
    Save 21%
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $75.99
    MSRP: $94.99
    Save 20%
  • BGE-4200 BevGuard Water Filter Replacement Cartridge

    BGE-4200 BevGuard Water Filter Replacement Cartridge

    $63.29
    MSRP: $86.99
    Save 27%
  • CQE-SP-00803 Crystal Quest Luxury Shower Power Chrome Filter w/Massage Head
  • S330RL Sterilight UV Disinfection System Lamp
  • S2Q-PA Sterilight Silver Series UV Disinfection System
  • S1Q-PA Sterilight Silver Series UV Disinfection System

    S1Q-PA Sterilight Silver Series UV Disinfection System

    $255.00
    MSRP: $296.69
    Save 14%
  • CQE-RC-04052 Crystal Quest Bath Ball Filter Replacement Disk
  • CQE-SP-00805 Crystal Quest Shower Power Handheld Shower Filter
  • CQE-SP-00807 Crystal Quest Shower Power Filtered Handheld & Shower Head Combo
  • CQE-SP-00808 Crystal Quest Bath Ball Filter

    CQE-SP-00808 Crystal Quest Bath Ball Filter

    $49.95
    MSRP: $58.64
    Save 15%
  • CQE-SP-00809 Crystal Quest Bath Ball Filter

    CQE-SP-00809 Crystal Quest Bath Ball Filter

    $61.99
    MSRP: $73.59
    Save 16%
  • CQE-SP-00804 Crystal Quest Luxury Handheld Shower Filter System
  • WI-BG6000FF Body Glove Water Filter System

    WI-BG6000FF Body Glove Water Filter System

    $499.99
    MSRP: $662.95
    Save 25%
  • WI-BG6000FFC Body Glove Water Filter Cartridge

    WI-BG6000FFC Body Glove Water Filter Cartridge

    $313.19
    MSRP: $408.99
    Save 23%
  • Sprite HO2-BN High Output Universal Shower Filter (Brushed Nickel)
  • Sprite HO2-CM High Output Universal Shower Filter (Chrome)
  • AE7-CM Sprite Shower Pure 7 Filtered Shower Head (Chrome)

    Sprite AE7-CM Shower Pure 7 Filtered Shower Head (Chrome)

    $41.99
    MSRP: $54.00
    Save 22%
  • ACA5-CM Sprite Cascading Contemporary 5-Setting Filtered Shower Head (Chrome)
  • HE7-CM Sprite Shower Pure 7-Setting Hand-Held Shower Filter (Chrome)
  • HC5-CM Sprite Cascading Contemporary Shower 5-Setting Filtered Hand-Held Shower Head (Chrome)
  • ACT-8-CM Sprite Cascading Traditional Shower 8-Setting Filtered Shower Head (Chrome)
  • S2Q-PA Viqua Tap Plus UltraViolet Water Sterilization System

    S2Q-PA Viqua Tap Plus UltraViolet Water Sterilization System

    $269.00
    MSRP: $344.99
    Save 22%
  • FXHTC GE SmartWater Whole House Filter Replacement Cartridge

Items 1 to 48 of 64 total

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