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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.

Items 1 to 48 of 57 total

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  • EPM-20BB Pentek Comparable Whole House Water Filter by Tier1
  • 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 Retail Price:  $90.00
  • Viqua VT4-DWS11 Ultraviolet Filtration System

    Viqua VT4-DWS11 Ultraviolet Filtration System

    $448.49 Retail Price:  $529.99
  • EP-20BB Pentek Replacement Water Filter

    EP-20BB Pentek Replacement Filter Cartridge

    As Low As $40.50 Per Filter

  • EPM-20BB Pentek Whole House Filter Cartridge
  • GAC20-BB Pentek Whole House Water Filter
  • WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • HSH-C135 Culligan Handheld Filtered Shower Head with Massage
  • CFS01S Cuno Whole House Filter Housing

    CFS01S Cuno Whole House Water Filter Housing

    $132.05 Retail Price:  $152.94
  • CFS02S Cuno Whole House Filter Housing

    CFS02S Cuno Whole House Water Filter Housing

    $184.49 Retail Price:  $214.46
  • CFS11S Cuno Whole House Filter Housing

    CFS11S Cuno Whole House Filter Housing

    $95.99 Retail Price:  $101.19
  • HF60-S Cuno Whole House Filter Replacement Cartridge

    HF60-S Cuno Whole House Filter Replacement Cartridge

    $138.99 Retail Price:  $160.99
  • HF65 Cuno Whole House Filter Replacement Cartridge

    HF65 Cuno Whole House Filter Replacement Cartridge

    $127.99 Retail Price:  $148.80
  • HF65-S Cuno Whole House Filter Replacement Cartridge

    HF65-S Cuno Whole House Filter Replacement Cartridge

    Regular Price: $133.99

    Special Price: $112.05

  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99 Retail Price:  $450.79
  • EV9797-21 Everpure Commercial Filter System

    EV9797-21 Everpure Commercial Filter System

    $599.99 Retail Price:  $692.29
  • FXHTC GE SmartWater Whole House Filter Replacement Cartridge
  • GXSM01HWW GE Shower Filter System

    GXSM01HWW GE Shower Filter System

    $42.99 Retail Price:  $45.34
  • H9655-11 Hoshizaki Replacement Filter Cartridge

    H9655-11 Hoshizaki Replacement Water Filter Cartridge

    $72.99 Retail Price:  $89.69
  • FLOPLUS-20BB Pentek Replacement Filter Cartridge

    FLOPLUS-20BB Pentek Replacement Filter Cartridge

    $61.99 Retail Price:  $80.49
  • FXS-CM-S3 Sprite ShowerUp Shower Filter System and Extension Arm

    FXS-CM-S3 Sprite ShowerUp Shower Filter System and Extension Arm

    Regular Price: $74.05

    Special Price: $64.05

  • HR5-CM Sprite Royale Handheld Shower Filter System - Chrome
  • HR5-WH Sprite Royale Handheld Shower Filter System - White
  • MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  • 20743 Katadyn Replacement Ceramic Element

    20743 Katadyn Replacement Ceramic Element

    $69.95 Retail Price:  $82.74
  • MATRIKX-5-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • MATRIKX-Pb1-HD10 KX Technologies MatrikX Undersink Filter Replacement Cartridge
  • CBC20-BB Pentek Replacement Filter Cartridge

    CBC20-BB Pentek Replacement Filter Cartridge

    $70.99 Retail Price:  $109.99
  • CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    $42.99 Retail Price:  $52.89
  • CRFC-BB Pentek Chloramine Reduction Water Filter

    CRFC-BB Pentek Chloramine Reduction Water Filter

    $61.79 Retail Price:  $73.36
  • SFH5-CM Sprite ShowerFalls Filtered Shower Extension - Chrome - 1
  • BGE-3200 BevGuard Water Filter Cartridge

    BGE-3200 BevGuard Water Filter Cartridge

    $75.99 Retail Price:  $96.00
  • BGE-3200S BevGuard Water Filter Cartridge

    BGE-3200S BevGuard Water Filter Cartridge

    $84.99 Retail Price:  $107.00
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $71.99 Retail Price:  $89.99
  • BGE-4200 BevGuard Water Filter Replacement Cartridge

    BGE-4200 BevGuard Water Filter Replacement Cartridge

    $59.99 Retail Price:  $81.00
  • 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

    $255.99 Retail Price:  $296.69
  • 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

    $48.99 Retail Price:  $58.64
  • CQE-SP-00809 Crystal Quest Bath Ball Filter

    CQE-SP-00809 Crystal Quest Bath Ball Filter

    $61.99 Retail Price:  $73.59
  • CQE-SP-00804 Crystal Quest Luxury Handheld Shower Filter System
  • WI-BG6000FF Body Glove Water Filter System

    WI-BG6000FF Body Glove Water Filter System

    $475.46 Retail Price:  $524.95

Items 1 to 48 of 57 total

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