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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  • Harmsco BC4-1-T-EP Electropolish Band Clamp Filter Housing
  • Viqua VP600 Cobalt Series UltraViolet Disinfection System
  • Viqua VP950 UltraViolet Water Disinfection System

    Viqua VP950 UltraViolet Water Disinfection System (46 gpm)

    $969.00
    MSRP: $1,275.00
    Save 24%

    Out of stock

  • VIQUA-E4
  • VIQUA-E4+
  • VIQUA-PRO30
  • Hydronix SDC-45-2001 Whole House Sediment Filter Cartridge
  • Hydronix SDC-45-2005 Whole House Sediment Filter Cartridge
  • SDC-45-2010 Hydronix Water Filter Cartridge

    SDC-45-2010 Hydronix Sediment Water Filter Cartridge

    $21.99 MSRP: $31.73
    Save 31%

    Out of stock

  • SDC-45-2020 Hydronix Sediment Water Filter
  • SPC-45-2020 Hydronix Pleated Sediment Water Filter (20 in x 4.5 in, 20 Micron)
  • DGD-2501-20 Pentek Whole House Sediment Filter
  • DGD-5005-20 Pentek Whole House Water Filter

    DGD-5005-20 Pentek Whole House Filter Replacement Cartridge

    $23.99 MSRP: $25.76
    Save 7%
  • DGD-7525-20 Pentek Whole House Water Filter
  • Pentek ECP1-20BB Replacement Water Filter Cartridge

    ECP1-20BB Pentek Replacement Filter Cartridge

    $26.99 MSRP: $33.99
    Save 21%
  • Pentek ECP20-20BB Replacement Water Filter Cartridge

    Pentek ECP20-20BB Pleated Sediment Water Filter Cartridge

    $24.99 MSRP: $28.39
    Save 12%
  • ECP5-20BB Pentek Whole House Filter Cartridge
  • Pentek ECP50-20BB Replacement Water Filter Cartridge

    ECP50-20BB Pentek Replacement Filter Cartridge

    $24.99 MSRP: $31.99
    Save 22%
  • Pentek ECP50-BB Whole House Water Filter Replacement Cartridge
  • Pentek WP25BB97P Whole House Water Filter Replacement Cartridge
  • Pentek WP5BB97P Replacement Water Filter Cartridge
  • Pentek WPX25BB97P Whole House Water Filter Replacement Cartridge
  • 650730-006 Viqua LightWise Upgrade Kit for Pro 30 Systems
  • ECP1-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • ECP1-20BB Pentek Comparable Replacement Filter Cartridge by Tier1
  • 650652 Trojan UV Max UV System
  • 650653 Trojan UV Max UV System
  • 3M Aqua-Pure AP124-3 Water Filter
  • 3M Aqua-Pure AP917R Water Filter Cartridge
  • HC40-5 Harmsco Replacement Filter Cartridge

    HC40-5 Harmsco Replacement Filter Cartridge

    $92.99
    MSRP: $95.34
    Save 2%

    Out of stock

  • ST-3 Pentek Filter Housing - Stainless Steel

    ST-3 Pentek Filter Housing - Stainless Steel

    $283.99
    MSRP: $345.79
    Save 18%

    Out of stock

  • 650651 Trojan UV Max UV Water Purification System
  • 650686 Trojan UV Max UV Water Purification System
  • SC-740 Sterilight UV Disinfection System – 40 GPM
  • 3/4-30-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 3/4-30SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System
  • 3/4-500-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 3/4-500ST-F Rusco Polyester Screen Sediment Trapper System

    3/4-500ST-F Rusco Polyester Screen Sediment Trapper System

    $81.99
    MSRP: $96.59
    Save 15%

    Out of stock

  • 3/4-60ST-F Rusco Polyester Screen Sediment Trapper System

    3/4-60ST-F Rusco Polyester Screen Sediment Trapper System

    $79.09
    MSRP: $93.25
    Save 15%

    Out of stock

  • S12Q-PA Sterilight UV Water Sterilizer System
  • 650659 Trojan UVMAX Pro 30 UV Disinfection System
  • 650687 Trojan UVMAX F4 Plus UV Disinfection System
  • FS-3/4-100STHT Rusco Replacement Hot Water Sediment Trapper Filter
  • 1-250-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 1-60-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 1-60SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System
  • 1-40-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 1-60STSS-F Rusco Stainless Steel Screened Sediment Trapper System

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