Discount Water Filters and Air Filters at Discount Filter Store.com

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  • 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.

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33 Item(s)

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  • 8017757 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Green Deer
  • DUPONT-WFFM350XBN

    DUPONT-WFFM350XBN

  • DUPONT-WFFMC100X

    DUPONT-WFFMC100X

    $7.99
  • DUPONT-WFFMC103X-3PK

    DUPONT-WFFMC103X-3PK

    $22.99
  • DUPONT-WFFMC300X

    DUPONT-WFFMC300X

    $14.99
  • DUPONT-WFFMC303X-3PK
  • EV9618-02 Everpure Comparable Food Service Replacement Filter by Tier1
  • EV9618-01 Everpure Comparable Food Service Replacement Filter by Tier1
  • EV9618-06 Everpure Comparable Food Service Replacement Filter by Tier1
  • E5420-P-1M-SB Omnipure Comparable Food Service Replacement Filter by Tier1
  • AP317 Aquapure Comparable Food Service Replacement Filter by Tier1
  • L5515 Omnipure GAC Replacement Filter Cartridge

    L5515 Omnipure GAC Replacement Filter Cartridge

    $16.99
    MSRP: $24.99
    Save 32%
  • CQE-RC-04002 Crystal Quest PLUS Multi-Stage Replacement Filter Cartridge
  • 8011553 Katadyn Exstream Ultralight Series Personal Water Purifier Cyst Filter
  • KAT-FILTER-EXSTREAM-VIRUSTAT

    KAT-FILTER-EXSTREAM-VIRUSTAT

    $39.95
    MSRP: $48.24
    Save 17%
  • E5520-K Omnipure Water Filter

    E5520-K Omnipure Water Filter

    $19.79
    MSRP: $25.99
    Save 24%
  • CQE-RC-04003 Crystal Quest Multi Stage ULTRA Water Filter Cartridge
  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99
    MSRP: $42.54
    Save 30%
  • E5620 Omnipure E-Series Everpure Compatible Filter

    E5620 Omnipure E-Series Everpure Compatible Filter

    $20.09
    MSRP: $41.99
    Save 52%
  • WFFM350XCH DuPont Deluxe Faucet Mount Drinking Water Filter - Chrome
  • DUPONT-WFFM100XCH

    DUPONT-WFFM100XCH

    $21.39
  • DUPONT-WFFM300XW

    DUPONT-WFFM300XW

    $27.99
  • DUPONT-WFFM300XCH

    DUPONT-WFFM300XCH

    $34.99
  • DUPONT-WFFM350XW

    DUPONT-WFFM350XW

  • 8014234 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Olive
  • 8014201 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Yellow
  • WATTS-WQCCC11

    WATTS-WQCCC11

    $17.99

33 Item(s)

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