Discount Water Filters and Air Filters at Discount Filter Store.com

When we protect your filter purchase with our No Worries Guarantee, we mean it!

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  • Our products are price match guaranteed!
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  • You’re guaranteed to find expert help!

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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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  • FM-9100M PUR 3-Stage Horizontal Faucet Filter System - Stainless Steel
  • LF-EC25-BN Tier1 Contemporary Ceramic Faucet - Brushed Nickel
  • LF-EC25-SN Tier1 Contemporary Ceramic Faucet - Satin Nickel
  • FM-5050C PUR Flavor Options Faucet Filter System - Chrome
  • WHEEDF Whirlpool UltraEase Water Filter Pack

    WHEEDF Whirlpool UltraEase Water Filter Pack

    $47.99
    MSRP: $59.79
    Save 20%
  • CQE-RC-04006 Crystal Quest Fluoride Water Filter

    CQE-RC-04006 Crystal Quest Fluoride Water Filter

    $47.99
    MSRP: $63.24
    Save 24%
  • 3M Aqua-Pure AP817 Whole House Water Filter Cartridge
  • EFS8002 Everpure Replacement Filter Cartridge

    EFS8002 Everpure Replacement Filter Cartridge

    $48.99
    MSRP: $58.64
    Save 16%
  • Whirlpool WHAB-6010 Replacement Unit B Filter Cartridge

    WHAB-6010 Whirlpool Replacement Unit B Filter Cartridge

    $48.99
    MSRP: $62.09
    Save 21%
  • WHKF-DWHBB Whirlpool Filter Housing with Pressure Relief Valve - Clear
  • U25 OmniFilter Whole House Water Filter System

    OmniFilter U25 Whole House Water Filtration System

    $48.99
    MSRP: $58.64
    Save 16%
  • 602733 Trojan UVMAX E4 Quartz UV Lamp Sleeve
  • CQE-SP-00808 Crystal Quest Bath Ball Filter

    CQE-SP-00808 Crystal Quest Bath Ball Filter

    $48.99
    MSRP: $58.64
    Save 16%
  • FM-BB-20-1A Watts Pleated Water Filter Cartridge

    FM-BB-20-1A Watts Pleated Water Filter Cartridge

    $48.99
    MSRP: $75.84
    Save 35%
  • HE7-CM Sprite Shower Pure 7-Setting Hand-Held Shower Filter (Chrome)
  • CQ-1000-DS Rainshowr Shower Filter System with Whedon Designer Shower Head - Chrome
  • CQ-1000-MS Rainshowr Shower Filter System with Pro Massage - White
  • CQE-RC-04002 Crystal Quest PLUS Multi-Stage Replacement Filter Cartridge
  • EM-MM SteriPEN Portable UV System
  • TRC-MM SteriPEN Portable UV System
  • 8014644 Katadyn Hiker and Hiker Pro Backcountry Series Microfilter Replacement Cartridge
  • RWC-5 American Plumber Undersink Filter Replacement Cartridge
  • HD-950 Culligan Whole House Filter System

    HD-950 Culligan Whole House Water Filter System

    $49.99
    MSRP: $75.89
    Save 34%
  • CFS9720 Cuno Whole House Filter Replacement Cartridge

    CFS9720 Cuno Whole House Filter Replacement Cartridge

    $49.99
    MSRP: $61.97
    Save 19%
  • 3US-PS01 Filtrete Undersink Filter System

    3US-PS01 Filtrete Undersink Filter System

    $49.99
    MSRP: $62.66
    Save 20%
  • HR5-CM Sprite Royale Handheld Shower Filter System - Chrome
  • RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)
  • FM-4000B PUR Advanced Water Faucet Filtration System

    FM-4000B PUR Advanced Water Faucet Filtration System

    $49.99
    MSRP: $63.00
    Save 21%
  • CQE-RC-04036 Crystal Quest Carbon Block Water Filter Cartridge
  • Sprite HO2-CM High Output Universal Shower Filter (Chrome)
  • ACA5-CM Sprite Cascading Contemporary 5-Setting Filtered Shower Head (Chrome)
  • HC5-CM Sprite Cascading Contemporary Shower 5-Setting Filtered Hand-Held Shower Head (Chrome)
  • Katadyn 8018342 MyBottle Microfilter Red Splash

    Katadyn 8018342 MyBottle Microfilter Red Splash

    $40.99
    MSRP: $59.79
    Save 31%
  • 8014235 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Olive
  • 8014201 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Yellow
  • 20Z-NBL Built NY Bottle Tote - Blue

Items 97 to 134 of 134 total

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