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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.

26 Item(s)

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  • WFHDC8001 DuPont Universal Heavy Duty Carbon Wrap 2-Phase Cartridge
  • Pentek 158599 Clear 3G Slim Line Filter Housing

    Pentek 158599 Clear 3G Slim Line Filter Housing

    $22.99
    MSRP: $28.99
    Save 21%
  • Pentek 158637 Clear 3G Slim Line Filter Housing with Pressure Relief
  • Pentek 158214 Clear Traditional Slim Line Filter Housing
  • TO6-SS2-S06 OmniFilter Whole House Water Filter
  • Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    $23.99
    MSRP: $25.29
    Save 5%
  • W5CIP American Plumber Undersink Filter Replacement Cartridge (2-Pack)
  • 3M Aqua-Pure AP117 Whole House Water Filter Cartridge
  • 42617 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - Chrome
  • 42401 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White
  • FXHSC GE SmartWater Whole House Filter Replacement Cartridge
  • PCC218 Pentek Replacement Filter Cartridge

    PCC218 Pentek Replacement Filter Cartridge

    $23.99
    MSRP: $26.44
    Save 9%
  • SLIM-CLEAR-14-WPR5 Pentek Whole House Slim 5 inch Filter Housing
  • Bernoulli-BB Rainshowr Bernoulli Water Saving Power Shower Head - Brushed Brass
  • Bernoulli-BN Rainshowr Bernoulli Water Saving Power Shower Head - Brushed Nickel
  • HHMS Rainshowr Handheld Shower Filter System with Massage
  • 85470 Inline Water Filters Washing Machine Inline Water Filter
  • 3038333 Merlin Reverse Osmosis Carbon Pre Filter

    3038333 Merlin Reverse Osmosis Carbon Pre Filter

    $26.99
    MSRP: $28.74
    Save 6%
  • CQE-SP-00802 Crystal Quest Luxury Shower Filter

    CQE-SP-00802 Crystal Quest Luxury Shower Filter

    $27.05
    MSRP: $58.99
    Save 54%
  • CB-45-1001 Hydronix Replacement Whole House Filter Cartridge
  • KDF55-10 Tier1 Water Filter

    KDF55-10 Tier1 Water Filter

    $23.99
    MSRP: $27.34
    Save 12%
  • AW1-CM Sprite Ultimate Shower Filtered Shower Head (Chrome)
  • BB-TB Sprite Bath Ball Filter (Transparent Blue)

    BB-TB Sprite Bath Ball Filter (Transparent Blue)

    $24.99
    MSRP: $31.04
    Save 19%

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