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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23 Item(s)

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  • VIQUA-S5Q-PV

    S5Q-PV Viqua Specialty UltraViolet Water Disinfection System

    $399.99
    MSRP: $526.00
    Save 24%
  • VIQUA-S8Q-PA

    S8Q-PA Viqua Home UltraViolet Water Disinfection System

    $430.49
    MSRP: $530.99
    Save 19%
  • 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%
  • SST1HA 3M Aqua-Pure Water Filter System Housing
  • XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane
  • SW30-2521 Filmtec Seawater Desalination Reverse Osmosis Membrane
  • TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    TW30-2540 Filmtec Commercial Reverse Osmosis Membrane

    $233.99
    MSRP: $236.34
    Save 1%
  • W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge
  • SC10-11 Everpure Commercial Filter System

    SC10-11 Everpure Commercial Filter System

    $260.99
    MSRP: $298.99
    Save 13%
  • 200379 Axeon HF1-4040 Low Energy Reverse Osmosis Membrane

    200379 Axeon HF1-4040 Low Energy Reverse Osmosis Membrane

    $272.99
    MSRP: $325.99
    Save 16%
  • Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    $316.99
    MSRP: $501.99
    Save 37%
  • S5Q-PA UV Sterilight Water Sterilizer System
  • 650690 Trojan UV Max UV Water Purification System
  • S5Q-PA Viqua Home Water Disinfection System

    S5Q-PA Viqua Home Water Disinfection System

    $464.69
    MSRP: $568.99
    Save 18%
  • UV-120-1 Pentek UV System
  • VH200-F10 Viqua UV Disinfection and Sediment Reduction Filtration System
  • 4002124 American Plumber Whole House Sediment Filter System

    4002124 American Plumber Whole House Sediment Filter System

    $699.99
    MSRP: $807.29
    Save 13%
  • SED-100DM Tier1 Metered Sediment Reduction Backwash Water Filter System
  • NF90-400 Filmtec Nanofiltration Element

    NF90-400 Dow Filmtec Nanofiltration Element

    $999.99
    MSRP: $1,152.29
    Save 13%
  • SW30HR-380 Filmtec Seawater Desalination Reverse Osmosis Membrane

    SW30HR-380 Filmtec Seawater Desalination Reverse Osmosis Membrane

    $999.99
    MSRP: $1,152.29
    Save 13%
  • 650647 Trojan UVMAX Pro 10 UV Disinfection System
  • 650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    650647 PRO10 Viqua Professional Plus UltraViolet Disinfection System

    $1,785.00
    MSRP: $2,350.00
    Save 24%
  • CQE-CO-02028 Crystal Quest Commercial Reverse Osmosis Filter System

    CQE-CO-02028 Crystal Quest Commercial Reverse Osmosis Filter System

    $5,099.99
    MSRP: $5,867.29
    Save 13%

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