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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!

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 70 total

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  • Everpure H-54 Water Filter Replacement Cartridge (EV9730-06)
  • EV9693-01 Everpure Chloramine Reduction Water Filter Replacement
  • Everpure EV9000-91 Antique Brass Drinking Faucet Head

    Everpure EV9000-91 Antique Brass Drinking Faucet Head

    $127.49
    MSRP: $153.99
    Save 17%
  • PX05-9-78 Purtrex Replacement Water Filter

    PX05-9-78 Purtrex Replacement Water Filter

    $5.79 MSRP: $8.04
    Save 28%
  • EP35R 3M Aqua-Pure Water Filter Cartridge

    EP35R 3M Aqua-Pure Replacement Water Filter Cartridge

    $115.99
    MSRP: $123.04
    Save 6%
  • CFS9112 Cuno Whole House Filter Replacement Cartridge

    CFS9112 Cuno Whole House Filter Replacement Cartridge

    $52.05
    MSRP: $71.29
    Save 27%
  • CFS9720 Cuno Whole House Filter Replacement Cartridge

    CFS9720 Cuno Whole House Filter Replacement Cartridge

    $45.05
    MSRP: $61.97
    Save 27%
  • CFS9812X Cuno Whole House Filter Replacement Cartridge
  • CFS9812X-S Cuno Whole House Filter Replacement Cartridge
  • 4CB5 Everpure Replacement Filter Cartridge

    4CB5 Everpure Replacement Filter Cartridge

    $49.99
    MSRP: $59.79
    Save 16%
  • 7CB5 Everpure Replacement Filter Cartridge

    7CB5 Everpure Replacement Filter Cartridge

    $62.99
    MSRP: $75.89
    Save 17%
  • 7CB5-S Everpure Replacement Filter Cartridge

    7CB5-S Everpure Replacement Filter Cartridge

    $75.99
    MSRP: $86.24
    Save 12%
  • 7DM Everpure Replacement Filter Cartridge

    7DM Everpure Replacement Filter Cartridge

    $93.99
    MSRP: $128.79
    Save 27%
  • 7-NE Everpure pH Neutralizing Replacement Filter Cartridge
  • BH-2 Everpure Replacement Filter Cartridge

    BH-2 Everpure Replacement Filter Cartridge

    $53.99
    MSRP: $70.14
    Save 23%
  • DEV9108-17 Everpure CostGuard CG5-10S Undersink Filter Replacement Cartridge
  • EFS8002 Everpure Replacement Filter Cartridge

    EFS8002 Everpure Replacement Filter Cartridge

    $48.99
    MSRP: $58.64
    Save 16%
  • EFS8002-S Everpure Replacement Filter Cartridge

    EFS8002-S Everpure Replacement Filter Cartridge

    $49.99
    MSRP: $59.79
    Save 16%
  • EV4339-12 Everpure Claris L Replacement Hot Water Filter Cartridge

    EV4339-12 Everpure Claris L Hot Water Filter Cartridge

    $195.99
    MSRP: $205.84
    Save 5%
  • EV9100-08 Everpure IN-10 Inline Filter with 3/8 inch NPT threads

    EV9100-08 Everpure IN-10 Inline Water Filter

    $20.99
    MSRP: $33.34
    Save 37%
  • EV9275-70 Everpure QL2-OW200L Filter System

    EV9275-70 Everpure QL2-OW200L Filter System

    $70.05
    MSRP: $124.19
    Save 44%
  • EV9300-15 Everpure proseries 1500 Replacement Filter Cartridge
  • EV9300-25 Everpure proseries 2500 Replacement Filter Cartridge
  • EV9300-35 Everpure proseries 3500 Replacement Filter Cartridge
  • EV9324-01 Everpure Ice Machine Filter System

    EV9324-01 Everpure Ice Machine Filter System

    $218.99
    MSRP: $273.69
    Save 20%
  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99
    MSRP: $450.79
    Save 16%
  • EV9592-06 Everpure ADC RV and Marine Water Filter Replacement Cartridge
  • EV9601-00 Everpure 4C Replacement Filter Cartridge

    EV9601-00 Everpure 4C Replacement Filter Cartridge

    $41.99
    MSRP: $45.99
    Save 9%
  • EV9607-25 Everpure ESO 7 Softening System Replacement Cartridge
  • EV9608-10 Everpure 2JT Flushing and Sanitizing Cartridge
  • EV9611-00 Everpure 4H Replacement Filter Cartridge

    EV9611-00 Everpure 4H Replacement Filter Cartridge

    $47.99
    MSRP: $57.49
    Save 17%
  • EV9612-56 Everpure MC2 Replacement Filter Cartridge

    EV9612-56 Everpure MC2 Replacement Filter Cartridge

    $77.99
    MSRP: $98.70
    Save 21%
  • EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    EV9612-71 Everpure 4K Plus Replacement Filter Cartridge

    $52.99
    MSRP: $59.79
    Save 11%
  • EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    $68.99
    MSRP: $80.71
    Save 15%
  • EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    EV9617-22 Everpure 2CB5-S Replacement Filter Cartridge

    $46.65
    MSRP: $65.54
    Save 29%
  • EV9617-36 Everpure 4CB5-K Replacement Filter Cartridge

    EV9617-36 Everpure 4CB5-K Replacement Filter Cartridge

    $69.00
    MSRP: $81.65
    Save 15%
  • EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    EV9618-02 Everpure OCS2 Replacement Filter Cartridge

    $49.95
    MSRP: $59.74
    Save 16%
  • EV9618-36 Everpure 2CB-GW Replacement Water Filter Cartridge
  • EV9619-06 Everpure OW200L Replacement Filter Cartridge

    EV9619-06 Everpure OW200L Replacement Filter Cartridge

    $81.00
    MSRP: $95.45
    Save 15%
  • EV9634-01 Everpure OW2 Plus Replacement Filter Cartridge
  • EV9635-01 Everpure OW4-Plus Replacement Filter Cartridge
  • EV9720-06 Everpure S-54 Replacement Filter Cartridge

    EV9634-26 Everpure S-54 Water Filter Cartridge

    $59.99
    MSRP: $71.29
    Save 16%
  • EV9797-20 Everpure Scale Inhibitor Feeder and Deliming System
  • EV9797-21 Everpure Commercial Filter System

    EV9797-21 Everpure Commercial Filter System

    $599.99
    MSRP: $692.29
    Save 13%
  • i20002 Everpure Replacement Filter Cartridge

    Everpure i2000(2) Replacement Filter Cartridge

    $74.99
    MSRP: $111.00
    Save 32%
  • i40002 Everpure Replacement Filter Cartridge

    Everpure i4000(2) Replacement Water Filter Cartridge

    $88.99
    MSRP: $100.04
    Save 11%
  • Quad-MC2 Everpure Replacement Filter Cartridge Kit
  • SC10-11 Everpure Commercial Filter System

    SC10-11 Everpure Commercial Filter System

    $260.99
    MSRP: $298.99
    Save 13%

Items 1 to 48 of 70 total

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