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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!
  • 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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  • CB3 OmniFilter Undersink Filter Replacement Cartridge
  • D-40 Culligan Level 4 Undersink Water Filter Replacement Cartridge
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    MSRP: $72.34
    Save 16%
  • FXUVC GE SmartWater Undersink Filter Replacement Cartridge
  • W9222901 Doulton Replacement Ceramic Filter

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