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 49 to 71 of 71 total

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  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    $35.29
    MSRP: $44.99
    Save 22%
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $20.29
    MSRP: $30.99
    Save 35%
  • GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

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

    GAC-20 Pentek Replacement Filter Cartridge

    $19.29
    MSRP: $29.99
    Save 36%
  • GAC-BB Pentek Replacement Filter Cartridge

    GAC-BB Pentek Replacement Filter Cartridge

    $27.79
    MSRP: $36.99
    Save 25%
  • P-250 Pentek Undersink Filter Set

    P-250 Pentek Undersink Filter Set

    $35.29
    MSRP: $44.99
    Save 22%
  • P-250A Pentek Undersink Filter Set
  • PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • WP-5BB97P Pentek Replacement Filter Cartridge
  • WP1BB97P Pentek Replacement Filter Cartridge
  • WPX100BB97P Pentek Replacement Filter Cartridge

    WPX100BB97P Pentek Replacement Filter Cartridge

    $18.99
    MSRP: $24.14
    Save 21%
  • WPX50BB97P Pentek Replacement Filter Cartridge

    WPX50BB97P Pentek Replacement Filter Cartridge

    $19.99
    MSRP: $24.14
    Save 17%
  • TFM-36-A Tier1 Reverse Osmosis Membrane

    TFM-36-A Tier1 Reverse Osmosis Membrane

    $36.99
    MSRP: $49.99
    Save 26%
  • FXMLC-2PK GE SmartWater Faucet Filter Replacement Cartridge (2-Pack)
  • FXSLC GE SmartSetWater Undersink Filter
  • GXILQR GE SmartWater Inline Filter Replacement Cartridge
  • GXRTQ GE SmartWater Inline Filter System
  • WS03X10016 GE Water Filtration System Flow Control

    WS03X10016 GE Water Filtration System Flow Control

    $6.39
    MSRP: $13.99
    Save 54%
  • PX05-40 Purtrex Whole House Replacement Sediment Filter Cartridge
  • GXRTQR GE Smart Water In-Line Comparable Replacement Cartridge by Tier1
  • GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    GXRTQR GE SmartWater Inline Filter Replacement Cartridge

    $19.99 MSRP: $34.99
    Save 43%

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