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

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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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  • 67015 Aquamira Filtered Water Bottle - 1

    Aquamira Filtered Water Bottle (#67015)

    $28.89
    MSRP: $39.99
    Save 28%
  • 20Z-NBL Built NY Bottle Tote - Blue
  • HBSF-Blu Hydros Side-Fill Water Purifier Bottle - Blue Lid
  • HBSF-Char Hydros Side-Fill Water Purifier Bottle - Charcoal Lid
  • RO-PL5000 PuROLine Reverse Osmosis Filter System

    RO-PL5000 PuROLine Reverse Osmosis Filter System

    $232.39
    MSRP: $318.99
    Save 27%
  • PT3000T50-SS-AD PuROTwist PuROTwist Reverse Osmosis Filter System
  • PT4000T50-SS-AG PuROTwist PuROTwist Reverse Osmosis Filter System
  • 1-04101-OT-B-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Blue - 1
  • 1-04101-OT-K-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Black - 1
  • 1-04101-OT-P-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Pink - 1
  • 1-04101-OT-R-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - Red - 1
  • 1-04101-OT-S-F2P Seychelle 27oz Stainless Steel Flip Top Bottle - 1
  • 1-10203-PI-Seychelle Seychelle 24oz Pull Top Filter Bottle, Standard
  • 1-10303-28-HI-FC-Sey Seychelle 28oz Flip Top Filter Bottle, Advanced
  • 1-10303-PI-Seychelle Seychelle 24oz Pull Top Filter Bottle, Advanced
  • 1-701-F2P-2L Seychelle Fill 2 Pure 2L Water Pouch, Advanced
  • 5EZ-50 Valueline Reverse Osmosis Filter System

    5EZ-50 Valueline Reverse Osmosis Filter System

    $179.99
    MSRP: $186.29
    Save 3%
  • 66-1311 Water Factory Systems Reverse Osmosis Membrane

    66-1311 Water Factory Systems Reverse Osmosis Membrane

    $365.99
    MSRP: $488.74
    Save 25%
  • 66-1315 Water Factory Systems Reverse Osmosis Membrane

    66-1315 Water Factory Systems Reverse Osmosis Membrane

    $529.99
    MSRP: $611.79
    Save 13%
  • 66-4311 Water Factory Systems Reverse Osmosis Membrane

    66-4311 Water Factory Systems Reverse Osmosis Membrane

    $359.29
    MSRP: $693.99
    Save 48%
  • 66-4506G2 Water Factory Systems Countertop Reverse Osmosis Membrane
  • 3MROM413-20A Water Factory Systems TFC Reverse Osmosis Membrane
  • 66-4709G2 Water Factory Systems Reverse Osmosis Membrane

    66-8709G2 Water Factory Systems Reverse Osmosis Membrane

    $188.09
    MSRP: $251.99
    Save 25%
  • SQC-3 Water Factory Systems Reverse Osmosis Filter System

    SQC-3 Water Factory Systems Reverse Osmosis Filter System

    $389.99
    MSRP: $450.79
    Save 13%
  • SQC-4 Water Factory Systems Reverse Osmosis Filter System
  • 4VTFC25G-PB Hydrotech Pushbutton Reverse Osmosis Filter System

    4VTFC25G-PB Hydrotech Pushbutton Reverse Osmosis Filter System

    $285.99
    MSRP: $324.29
    Save 12%
  • 4VTFC50G Hydrotech Reverse Osmosis Filter System

    4VTFC50G Hydrotech Reverse Osmosis Filter System

    $267.99
    MSRP: $289.79
    Save 8%
  • 4VTFC50G-PB Hydrotech Pro Series Reverse Osmosis Filter System

    4VTFC50G-PB Hydrotech Pro Series Reverse Osmosis Filter System

    $279.99
    MSRP: $324.29
    Save 14%
  • 4VTFC75G-PB Hydrotech Pushbutton Reverse Osmosis Filter System

    4VTFC75G-PB Hydrotech Pushbutton Reverse Osmosis Filter System

    $299.99
    MSRP: $335.79
    Save 11%
  • 8014200 Katadyn Exstream XR Ultralight Series 28-Ounce Personal Water Purifier Bottle - Blue
  • K27SSLRF-MS Klean Kanteen Reflect 27-Ounce Stainless Steel Water Bottle with Bamboo cap - Mirrored Finish
  • K27PPS Klean Kanteen 27-Ounce Stainless Steel Water Bottle with Sport-Top
  • K40PPS Klean Kanteen 40-Ounce Stainless Steel Water Bottle with Sport-Top
  • K16VWSSL Klean Kanteen 16-Ounce Stainless Steel Wide Insulated Bottle with Loop-cap
  • K20VWSSL Klean Kanteen 20-Ounce Stainless Steel Wide Insulated Bottle with Loop-cap
  • K27WSSL Klean Kanteen 27-Ounce Stainless Steel Wide Mouth Bottle with Loop-cap
  • K40WSSL Klean Kanteen 40-Ounce Stainless Steel Wide Mouth Bottle with Loop-cap
  • K64WSSL Klean Kanteen 64-Ounce Stainless Steel Wide Mouth Bottle with Loop-cap
  • LSB4 Lifesaver 4000UF Water Bottle

Items 1 to 48 of 1522 total

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