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!
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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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  • 22110 Hydrologic SmallBoy Replacement Carbon Filter - Green
  • HBSF-Grn Hydros Side-Fill Water Purifier Bottle - Green Lid
  • 8017757 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Green Deer
  • 22006 Hydrologic BigBoy Replacement Carbon Filter - Green
  • WQCM11-50 Watts Kwik-Change Replacement Reverse Osmosis Membrane - Green
  • STERILIGHT-S810RL

    STERILIGHT-S810RL

  • STERILIGHT-S463RL

    STERILIGHT-S463RL

  • S36RL Sterilight Water Sterilizer System UV Lamp

    S36RL Sterilight Water Sterilizer System UV Lamp

    $99.29
    MSRP: $122.99
    Save 19%
  • FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges
  • Funbottle-dfs-green Tier1 Water Bottle - Green

    EcoFriendly Water Bottle: Green FunBottle

    $4.29
    MSRP: $12.99
    Save 67%

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