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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  • CQE-RC-04008 Crystal Quest Arsenic Filter Cartridge

    CQE-RC-04008 Crystal Quest Arsenic Filter Cartridge

    $75.99
    MSRP: $103.99
    Save 27%
  • CQE-RC-04051 Crystal Quest Arsenic Multi Replacement Filter Cartridge
  • Crystal Quest Clear Water Filter Pitcher (#CQE-PI-00600)

    Crystal Quest Clear Water Filter Pitcher (#CQE-PI-00600)

    $26.69
    MSRP: $34.99
    Save 24%
  • CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    $19.29
    MSRP: $25.99
    Save 26%
  • Crystal Quest Replacement Water Pitcher Filter (#CQE-RC-04047)
  • CQE-RF-00703 Crystal Quest Refrigerator/Inline PLUS Water Filtration System
  • CQE-FM-00500 Crystal Quest Faucet Filter (White)

    CQE-FM-00500 Crystal Quest Faucet Filter (White)

    $27.99
    MSRP: $33.34
    Save 16%
  • CQE-FM-00501 Crystal Quest Faucet Filter (Chrome)

    CQE-FM-00501 Crystal Quest Faucet Filter (Chrome)

    $24.99
    MSRP: $33.34
    Save 25%

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