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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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  • C2-02 Advanced Water Products 20-inch x 4.5-inch Replacement Carbon Whole House Filter
  • C2-02 Viqua Carbon Whole House Filter

    C2-02 Viqua Carbon Whole House Filter

    $54.99 Retail Price:  $89.00
  • P5-20BB Tier1 Whole House Sediment Water Filter (2-Pack)
  • SDC-45-2010 Hydronix Water Filter Cartridge

    SDC-45-2010 Hydronix Sediment Water Filter Cartridge

    As Low As $19.16 Per Filter

  • SPC-45-2020 Hydronix Pleated Sediment Filter
  • SPC-45-2050 Hydronix Pleated Sediment Water Filter
  • P5-20BB Tier1 Sediment Water Filter

    P5-20BB Tier1 Whole House Sediment Water Filter

    As Low As $11.70 Per Filter

  • Pentek 166141 Big White 20-inch Filter Housing

    Pentek 166141 Big White 20-inch Filter Housing

    $39.95 Retail Price:  $58.64
  • SWC-45-2050 Hydronix String Wound Sediment Water Filter

    SWC-45-2050 Hydronix String-Wound Sediment Water Filter

    $25.99 Retail Price:  $30.81
  • SPC-45-2010 Hydronix Pleated Sediment Water Filter Cartridge
  • SPC-45-2030 Hydronix Pleated Sediment Water Filter

    SPC-45-2030 Hydronix Pleated Sediment Water Filter

    $20.99 Retail Price:  $31.04
  • SWC-45-20100 Hydronix String Wound Sediment Water Filter

    SWC-45-20100 Hydronix String-Wound Sediment Water Filter

    $21.99 Retail Price:  $32.19
  • SWC-45-2001 Hydronix String Wound Sediment Water Filter

    SWC-45-2001 Hydronix String-Wound Sediment Water Filter

    $23.99 Retail Price:  $27.59
  • SWC-45-2005 Hydronix String-Wound Sediment Water Filter

    SWC-45-2005 Hydronix String-Wound Sediment Water Filter

    $24.99 Retail Price:  $26.44
  • SPC-45-2001 Hydronix Pleated Sediment Water Filter

    SPC-45-2001 Hydronix Pleated Sediment Water Filter

    $25.99 Retail Price:  $34.49
  • CQE-RC-04036 Crystal Quest Carbon Block Water Filter Cartridge
  • FM-BB-20-1A Watts Pleated Water Filter Cartridge

    FM-BB-20-1A Watts Pleated Water Filter Cartridge

    $48.99 Retail Price:  $75.84

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