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!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • 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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  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $20.99
    MSRP: $30.99
    Save 32%
  • FXHSC GE SmartWater Whole House Filter Replacement Cartridge
  • FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    $23.69
    MSRP: $35.99
    Save 34%
  • FXPL3D GE Pitcher Replacement Cartridge (3-Pack)
  • GAC-BB Pentek Replacement Filter Cartridge

    GAC-BB Pentek Replacement Filter Cartridge

    $26.69
    MSRP: $36.99
    Save 28%
  • FXMLH GE Faucet Filter Replacement Cartridge
  • GXILQR GE SmartWater Inline Filter Replacement Cartridge
  • FXMLC-2PK GE SmartWater Faucet Filter Replacement Cartridge (2-Pack)
  • Pentek WP5BB97P Replacement Water Filter Cartridge
  • FXSVC GE SmartWater Comparable Undersink Filter Set by Tier1

    FXSVC GE SmartWater Comparable Undersink Filter Set by Tier1

    $21.99 MSRP: $41.99
    Save 48%
  • FX12P GE SmartWater Comparable Reverse Osmosis Filter Set by Tier1
  • FXHTC GE Comparable Whole House Radial Flow Carbon Water Filter by Tier1
  • CW-MF Pentek Comparable Whole House Sediment Waters Filter by Tier1 (6-Pack)
  • 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%

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