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!

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  • 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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  • DuPont WFPT075X Vista Filtered Water Pitcher
  • 30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    $27.29
    MSRP: $35.99
    Save 24%
  • 30034 New Wave Enviro Barrier Ultra Cartridge Bacterial Removal
  • 30035 New Wave Enviro Barrier Arsenic Reduction Cartridge
  • 30040 New Wave Enviro Alkaline Pitcher System

    30040 New Wave Enviro Alkaline Pitcher System

    $36.19
    MSRP: $64.99
    Save 44%
  • 30041 New Wave Enviro Alkaline Pitcher Replacement

    30041 New Wave Enviro Alkaline Pitcher Replacement

    $8.29
    MSRP: $14.99
    Save 45%
  • 67002 Aquamira Watter Bottle and Filter System
  • BOTTLE-BL-GR-FILTER-INSIDE-2PK Brita 20-Ounce Water Purifier Bottle - Blue / Green (2-Pack)
  • BOTTLE-BLUE-FILTER-INSIDE Brita 20-Ounce Water Purifier Bottle - Blue
  • BRITA-BOTTLE-REPLACEMENT-FILTER
  • HBSF-Blu Hydros Side-Fill Water Purifier Bottle - Blue Lid
  • HBSF-Char Hydros Side-Fill Water Purifier Bottle - Charcoal Lid
  • WATER-FACTORY-SYSTEMS-66-4506G2
  • 8014200 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Blue
  • 8014522 Katadyn Micro Ultralight Series 21-Ounce Personal Water Purifier Bottle - Blue
  • 8014201 Katadyn Exstream Ultralight Series 21-Ounce Personal Water Purifier Bottle - Yellow
  • Brita Filtered Water Bottle 2-Pack

    Brita Filtered Water Bottle 2-Pack (Blue & Orange, #35559)

    $18.99
    MSRP: $27.00
    Save 30%
  • Brita Blue Filtered Water Bottle (#35558)

    Brita Blue Filtered Water Bottle (#35558)

    $19.99
    MSRP: $24.99
    Save 20%
  • ZeroWater Filtered Tumbler

    ZeroWater Filtered Tumbler (26 oz., #ZT-026i)

    $12.99
    MSRP: $28.74
    Save 55%
  • ZeroWater Filtered Tumbler & Replacement Filters (26 ounce, #ZT-M01)
  • Katadyn 8018342 MyBottle Microfilter Red Splash

    Katadyn 8018342 MyBottle Microfilter Red Splash

    $40.99
    MSRP: $59.79
    Save 31%

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