Discount Water Filters and Air Filters at Discount Filter Store.com

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  • Our products are price match guaranteed!
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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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  • HBSF-Grn Hydros Side-Fill Water Purifier Bottle - Green Lid
  • HBSF-Orng Hydros Side-Fill Water Purifier Bottle - Orange Lid

    Orange Lid Hydros Side-Fill Water Purifier Bottle

    $27.99
    MSRP: $34.49
    Save 19%
  • HBSF-Pnk Hydros Side-Fill Water Purifier Bottle - Pink Lid

    Pink Lid Hydros Side-Fill Water Purifier Bottle (#HBSF-Pnk)

    $27.99
    MSRP: $34.49
    Save 19%
  • 8017757 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Green Deer
  • 8014931 Katadyn Vario Backcountry Series Microfilter Water Filter
  • AF-20-2015-BB Tier1 Aries Comparable KDF and Carbon Water Filter
  • AF-10-2210 Aries Comparable Sediment Water Filter by Tier1

    AF-10-2210 Aries Comparable Sediment Water Filter by Tier1

    $36.99
    MSRP: $56.39
    Save 34%
  • F-20-2215 Aries Polypropylene Sediment Water Filter Replacement by Tier1
  • TIER1-GAC-20BB Replacement Granular Activated Carbon Filter by Tier1
  • DUPONT-WFQTC90001
  • DuPont WFQTR130004 Quick Twist Refrigerator/Icemaker Filter System
  • DuPont WFPT200X Mirage Filtered Water Pitcher
  • C1-20 Pentek Comparable Whole House Water Filter by Tier1 (2-Pack)
  • C1-20 Pentek Comparable Whole House Water Filter by Tier1 (4-Pack)
  • Aries AF-10-2054 Coconut Granular Activated Carbon

    Aries AF-10-2054 Coconut Granular Activated Carbon

    $75.99
    MSRP: $91.99
    Save 17%
  • Aries AF-10-2115 KDF/Granular Activated Carbon

    Aries AF-10-2115 KDF/Granular Activated Carbon

    $39.99
    MSRP: $49.00
    Save 18%
  • GAC20-BB Pentek Whole House Water Filter

    GAC20-BB Pentek Whole House Filter Replacement Cartridge

    $44.99 MSRP: $66.31
    Save 32%
  • Everpure EV9720-06 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9592-06 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9612-56 Comparable Food Service Replacement Filter by Tier1
  • Everpure EV9617-21 Comparable Food Service Replacement Filter by Tier1
  • PB1-HD20 KX Matrikx Comparable Whole House Carbon Water Filter by Tier1
  • AP817 3M Aqua-Pure Comparable Whole House Carbon Water Filter by Tier 1
  • RFC-BBS-D Culligan Comparable Whole House Carbon Water Filter by Tier1
  • RFC-BB Pentek Comparable Whole House Carbon Water Filter by Tier1
  • Everpure H-300 comparable granular activated carbon filter by Tier1
  • WRC25HD20 American Plumber Comparable Granular Activated Carbon Filter by Tier1
  • GAC20-BB Pentek Comparable Granular Activated Carbon Filter by Tier1
  • AP817-2 Aquapure Comparable Granular Activated Carbon Filter by Tier1
  • RFC20-BB Pentek Comparable Granular Activated Carbon Filter by Tier1
  • FXB20RFL Filtrex Comparable Granular Activated Carbon Filter by Tier1
  • EV9612-56 Everpure EV9612-56 Comparable Food Service Replacement Filter by Tier
  • ELF-XL-1M-KDF Everpure Comparable Food Service Replacement Filter by Tier1
  • 4621-20 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • NU-MC2 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • CFS9110 Cuno Comparable Food Service Replacement Filter by Tier1
  • CFS9112 Cuno Comparable Food Service Replacement Filter by Tier1
  • EP25 Aquapure Comparable Food Service Replacement Filter by Tier1
  • 9320-2401 Ecolab Comparable Food Service Replacement Filter by Tier1

Items 1 to 48 of 151 total

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