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!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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 67 total

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  • S1A-D Culligan Comparable Whole House Sediment Water Filter 2-Pack by Tier1
  • Pentek WP5BB97P Replacement Water Filter Cartridge
  • Pentek S1-BB Replacement Water Filter Cartridge

    Pentek S1-BB Water Filter Cartridge Replacement

    $14.99 MSRP: $17.99
    Save 17%
  • RS7-SS OmniFilter Comparable Whole House Sediment Water Filter by Tier1
  • ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    ws03x10012 GE SmartWater Reverse Osmosis Filter O-Ring

    $11.99
    MSRP: $13.79
    Save 13%
  • ws03x10028 GE SmartWater Reverse Osmosis Filter O-Ring
  • FQROMF GE Profile SmartWater Ultra Plus Reverse Osmosis Membrane
  • FQROPF GE Profile SmartWater Ultra Plus Reverse Osmosis Filter Set
  • FQSLF GE SmartWater Undersink Filter Set

    FQSLF GE SmartWater Undersink Filter Set (2 Filters)

    $38.99
    MSRP: $50.00
    Save 22%
  • FQSVF GE SmartWater Undersink Filter Set (packaging)
  • FX12M GE SmartWater Reverse Osmosis Membrane

    FX12M GE SmartWater Reverse Osmosis Membrane

    $58.99
    MSRP: $71.29
    Save 17%
  • FX12P GE SmartWater Reverse Osmosis Filter Set

    FX12P GE SmartWater Reverse Osmosis Filter Set

    $58.99
    MSRP: $71.29
    Save 17%
  • FX18M GE SmartWater Reverse Osmosis Membrane

    FX18M GE SmartWater Reverse Osmosis Membrane

    $72.99
    MSRP: $94.29
    Save 23%
  • FX18P GE SmartWater Reverse Osmosis Filter Set
  • FXHSC GE SmartWater Whole House Filter Replacement Cartridge
  • FXHTC GE SmartWater Whole House Filter Replacement Cartridge
  • FXMLH GE Faucet Filter Replacement Cartridge
  • FXPL3D GE Pitcher Replacement Cartridge (3-Pack)
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $60.99
    MSRP: $72.34
    Save 16%
  • FXULC GE SmartWater Undersink Filter Replacement Cartridge
  • FXUSC GE SmartWater Whole House Filter Replacement
  • FXUTC GE SmartWater Undersink Filter Replacement Cartridge
  • FXUVC GE SmartWater Undersink Filter Replacement Cartridge
  • FXWTC GE SmartWater Whole House Filter Replacement Cartridge
  • FXSCH GE Shower Replacement Filter Cartridge

    FXSCH GE Shower Replacement Filter Cartridge

    $14.99
    MSRP: $18.39
    Save 18%
  • GXSM01HWW GE Shower Filter System

    GXSM01HWW GE Shower Filter System

    $42.99
    MSRP: $45.34
    Save 5%
  • PXCR33KSS GE Water Cooler
  • GXFM07HBL GE Faucet Filter System
  • GXRLQ GE SmartWater Inline Filter System

    GXRLQ GE SmartWater Inline Filter System

    $33.99
    MSRP: $36.79
    Save 8%
  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $18.99
    MSRP: $24.19
    Save 21%
  • GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

    $55.99
    MSRP: $70.14
    Save 20%
  • GXULQR GE Undersink Water Filter Replacement Cartridge

Items 1 to 48 of 67 total

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