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.

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13 Item(s)

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  • OMNIPURE-E5520

    OMNIPURE-E5520

    $21.99
    MSRP: $26.44
    Save 17%
  • OMNIPURE-E5620-P

    OMNIPURE-E5620-P

    $22.19
    MSRP: $31.04
    Save 29%
  • OMNIPURE-E5720

    OMNIPURE-E5720

    $33.99
  • OMNIPURE-E5720-P

    OMNIPURE-E5720-P

    $25.99
    MSRP: $32.19
    Save 19%
  • OMNIPURE-ELF-1ML

    OMNIPURE-ELF-1ML

    $31.99
    MSRP: $40.24
    Save 21%
  • OMNIPURE-OMB934-1L

    OMNIPURE-OMB934-1L

    $16.99
    MSRP: $21.38
    Save 21%
  • OMNIPURE-Q5620

    OMNIPURE-Q5620

    $19.99
    MSRP: $25.29
    Save 21%
  • OMNIPURE-Q5620-P

    OMNIPURE-Q5620-P

    $25.39
    MSRP: $29.89
    Save 15%
  • OMNIPURE-Q5621

    OMNIPURE-Q5621

    $21.09
    MSRP: $24.14
    Save 13%
  • OMNIPURE-Q5621-P

    OMNIPURE-Q5621-P

    $23.19
    MSRP: $27.59
    Save 16%
  • OMNIPURE-E5620

    OMNIPURE-E5620

    $20.09
    MSRP: $36.79
    Save 45%
  • OMNIPURE-K5520BB

    OMNIPURE-K5520BB

    $25.39
    MSRP: $28.74
    Save 12%
  • OMNIPURE-K5520SS

    OMNIPURE-K5520SS

    $21.09
    MSRP: $27.59
    Save 24%

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