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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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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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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28 Item(s)

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  • K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    K5515-JJ Omnipure Inline Water Filter Replacement by Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • TS-500 Culligan Inline Water Filter Replacement by Tier1

    TS-500 Culligan Inline Water Filter Replacement by Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • WHCF-R-PLUS Whirlpool Inline UltraEase Plus Water Filter
  • FM-5R Culligan Level 3 Faucet Filter Replacement Cartridge
  • FM-15A Culligan Level 3 On-Tap Faucet Filter System

    Culligan FM-15A Level 3 Faucet Filter System

    $22.99
    MSRP: $28.51
    Save 19%
  • 42647 Brita AquaView AVFR-200 Faucet Filter Replacement Cartridge
  • 601 Moen MicroTech Faucet Filter Replacement Cartridge - 1

    601 Moen MicroTech Replacement Faucet Filter Cartridge

    $23.99
    MSRP: $29.89
    Save 20%
  • WI-BG-BOTTLE-FILTER-20 Body Glove Water Bottle Replacement Filter
  • 42617 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - Chrome
  • 42401 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White
  • FM-25 Culligan Water Faucet Filter

    FM-25 Culligan Water Faucet Filter

    $26.99
    MSRP: $35.27
    Save 23%
  • 1-11301-K-IS Seychelle Eliminator Inline Advanced Water Filtration System
  • FXMLC-2PK GE SmartWater Faucet Filter Replacement Cartridge (2-Pack)
  • 42633 Brita On-Tap Faucet Filter System - Black / Chrome
  • Body Glove WI-BG-PITCHER-FILTER Replacement Water Pitcher Filter
  • 1-10203-PI-Seychelle Seychelle 24oz Pull Top Filter Bottle, Standard
  • 1-05307-O-Nodeco Seychelle 38oz Portable Canteen, Advanced - 1
  • 1-10303-28-HI-FC-Sey Seychelle 28oz Flip Top Filter Bottle, Advanced
  • 1-10303-PI-Seychelle Seychelle 24oz Pull Top Filter Bottle, Advanced
  • 1-04101-OT-B-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Blue - 1
  • 1-04101-OT-K-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Black - 1
  • 1-04101-OT-P-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Pink - 1
  • 1-04101-OT-R-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Red - 1
  • 1-04101-OT-S-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - 1
  • 67015 Aquamira Filtered Water Bottle - 1

    Aquamira Filtered Water Bottle (#67015)

    $28.89
    MSRP: $39.99
    Save 28%

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