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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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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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  • 8017757 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Green Deer
  • 8014931 Katadyn Vario Backcountry Series Microfilter Water Filter
  • Katadyn 8018342 MyBottle Microfilter Red Splash

    Katadyn 8018342 MyBottle Microfilter Red Splash

    $40.99 Retail Price:  $59.79
  • 8013624 Katadyn Replacement Filter Element (2-Pack)

    8013624 Katadyn Replacement Filter Element (2-Pack)

    $14.95 Retail Price:  $19.49
  • 8013629 Katadyn Camping Filter System
  • 8014200 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Blue
  • 8014523 Katadyn Micro Ultralight Series Microfilter Replacement Cartridge
  • 8014933 Katadyn Vario Backcountry Series Microfilter Replacement Cartridge
  • 8013450 Katadyn Carbon Cartridge Bottle Adaptor

    8013450 Katadyn Carbon Cartridge Bottle Adaptor

    $19.95 Retail Price:  $22.99

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