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When we protect your filter purchase with our No Worries Guarantee, we mean it!

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  • Your filters are guaranteed to be the right fit!
  • 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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  • ROMATE-40 Pentek Reverse Osmosis System Storage Tank

    ROMATE-40 Pentek Reverse Osmosis System Storage Tank

    $499.99
    MSRP: $577.29
    Save 13%
  • FWR080 Pentek Reverse Osmosis System Storage Tank

    FWR080 Pentek Reverse Osmosis System Storage Tank

    $730.99
    MSRP: $807.29
    Save 9%
  • S5Q-PA UV Sterilight Water Sterilizer System
  • S2Q-PA Sterilight Silver Series UV Disinfection System
  • S5Q-PV Sterilight Silver Series UV Disinfection System
  • SS4-EPE-316L 3M Aqua-Pure Water Filter System

    SS4-EPE-316L 3M Aqua-Pure Filter System

    $1,558.99
    MSRP: $1,795.14
    Save 13%
  • 650694-R D4 Viqua UVMAX Home Plus UV Disinfection System

    650694-R D4 Viqua UVMAX Home Plus UV Disinfection System

    $569.99
    MSRP: $735.00
    Save 22%
  • S2Q-PA Viqua Tap Plus UltraViolet Water Sterilization System
  • S5Q-PA Viqua Home Water Disinfection System

    S5Q-PA Viqua Home Water Disinfection System

    $449.00
    MSRP: $465.00
    Save 3%
  • 660002-R K+ Viqua Professional Plus UltraViolet Disinfection System
  • VH410 Viqua UltraViolet Water Disinfection System

    VH410 Viqua UltraViolet Water Disinfection System

    $585.99
    MSRP: $769.00
    Save 24%
  • 660039-R D4-V Viqua UltraViolet Disinfection System

    660039-R D4-V Viqua UltraViolet Disinfection System

    $695.99
    MSRP: $895.00
    Save 22%
  • VIQUA-S5Q-PV
  • VIQUA-S8Q-PA

    S8Q-PA Viqua Home UltraViolet Water Disinfection System

    $415.99
    MSRP: $575.00
    Save 28%
  • VIQUA-PRO50
  • 650730-004 Viqua LightWise Upgrade Kit for Pro 10 Systems

    650730-004 Viqua LightWise Upgrade Kit for Pro 10 Systems

    $655.99
    MSRP: $1,027.99
    Save 36%
  • 650730-005 Viqua LightWise Upgrade Kit for the PRO 20

    650730-005 Viqua LightWise Upgrade Kit for Pro 20 Systems

    $655.99
    MSRP: $1,029.99
    Save 36%
  • 650730-006 Viqua LightWise Upgrade Kit for Pro 30 Systems

    650730-006 Viqua LightWise Upgrade Kit for Pro 30 Systems

    $655.99
    MSRP: $1,029.99
    Save 36%

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