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!
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  • You’re guaranteed to find expert help!

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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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  • 8017757 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Green Deer
  • DUPONT-WFFMC100X

    DUPONT-WFFMC100X

    $7.99
  • DUPONT-WFFMC103X-3PK

    DUPONT-WFFMC103X-3PK

    $22.99
  • 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%
  • DUPONT-WFFM100XCH

    DUPONT-WFFM100XCH

    $21.39
  • DUPONT-WFFM300XW

    DUPONT-WFFM300XW

    $27.99
  • DUPONT-WFFM300XCH

    DUPONT-WFFM300XCH

    $34.99
  • DUPONT-WFFM350XW

    DUPONT-WFFM350XW

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