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  • Your filters are guaranteed to be the right fit!
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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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  • 1236268 Merlin Reverse Osmosis Pre Filter

    1236268 GE Merlin Reverse Osmosis Pre Filter

    $29.99 Retail Price:  $32.34
  • DuPont WFPT200X Mirage Filtered Water Pitcher

    DuPont WFPT200X Mirage Filtered Water Pitcher

    $23.99 Retail Price:  $32.99
  • P5-10 Tier1 Sediment Water Filter (6-pack)
  • CQE-RC-04045 Crystal Quest Replacement Shower Filter Cartridge
  • ELF-XL-10M-P Omnipure Water Filter

    ELF-XL-10M-P Omnipure Water Filter

    Regular Price: $33.99

    Special Price: $23.05

  • CQE-FM-00500 Crystal Quest Faucet Filter (White)

    CQE-FM-00500 Crystal Quest Faucet Filter (White)

    $27.99 Retail Price:  $33.34
  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99 Retail Price:  $42.54
  • KDF-SHF Tier1 Shower Filter

    KDF-SHF Tier1 Shower Filter

    $29.99 Retail Price:  $36.79
  • Dupont WFFM300XW Low Profile Faucet Mount Drinking Water Filter System
  • Tier1 Replacement Pitcher Filters (6-Pack)

    Tier1 Replacement Pitcher Filters (6-Pack)

    $26.99 Retail Price:  $36.99

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