Discount Water Filters and Air Filters at Discount Filter

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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  • 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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  • AF-20-2015-BB Tier1 Aries Comparable KDF and Carbon Water Filter
  • F-20-2215 Aries Polypropylene Sediment Water Filter Replacement by Tier1
  • TIER1-GAC-20BB Replacement Granular Activated Carbon Filter by Tier1
  • GAC20-BB Pentek Whole House Water Filter

    GAC20-BB Pentek Whole House Filter Replacement Cartridge

    $44.99 MSRP: $66.31
    Save 32%
  • PB1-HD20 KX Matrikx Comparable Whole House Carbon Water Filter by Tier1
  • WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • 3M Aqua-Pure AP817-2 Whole House Water Filter Cartridge
  • P1012581 Culligan Undersink Replacement Filter Cartridge
  • FPIR-BB-20 Watts Whole House Replacement Filter Cartridge
  • FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges

13 Item(s)

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