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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  • ELF-DK7 Omnipure Filter Head

    ELF-DK7 Omnipure Filter Head

    $10.99
    MSRP: $16.09
    Save 32%
  • K2567-BB Omnipure Inline Filter

    K2567-BB Omnipure Inline Filter

    $16.39
    MSRP: $24.99
    Save 34%
  • K5567BB Omnipure Inline Filter Replacement Cartridge

    K5567BB Omnipure Inline Filter Replacement Cartridge

    $18.79
    MSRP: $23.91
    Save 21%
  • K5633CC Omnipure Inline GAC Filter Cartridge

    K5633CC Omnipure Inline GAC Water Filter

    $15.99
    MSRP: $17.24
    Save 7%
  • QNVH-BB Omnipure Twist Tap 1/4-inch NPT Non-Valved Filter Head

    QNVH-BB Omnipure Twist-Tap Water Filter Head

    $11.99
    MSRP: $16.09
    Save 25%
  • SCL10-B Omnipure Scale Inline Filter

    SCL10-B Omnipure Scale Inline Filter

    $12.99
    MSRP: $17.24
    Save 25%
  • VH14 Omnipure Filter Head

    VH14 Omnipure Filter Head

    $19.09
    MSRP: $30.99
    Save 38%
  • VH38 Omnipure Filter Head

    VH38 Omnipure Filter Head

    $19.09
    MSRP: $30.99
    Save 38%
  • K5605-BB Omnipure Inline Sediment Filter

    K5605-BB Omnipure Inline Sediment Filter

    $14.19
    MSRP: $20.99
    Save 32%
  • K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    $13.09
    MSRP: $20.99
    Save 38%

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