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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Items 1 to 48 of 165 total

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  • HYDRONIX-SDC-25-3005

    HYDRONIX-SDC-25-3005

    $12.89
  • SWC-25-1020 Hydronix String Wound Sediment Water Filter

    SWC-25-1020 Hydronix String Wound Sediment Water Filter

    $6.99
    MSRP: $9.99
    Save 30%
  • HYDRONIX-SDC-25-4001

    HYDRONIX-SDC-25-4001

    $19.99
  • P10-30 Spun Wound Polypropylene Replacement Filter by Tier1 (10 micron)
  • HYDRONIX-SDC-25-3001

    HYDRONIX-SDC-25-3001

    $18.99
  • Hydronix SDC-25-3025 Polypropylene Sediment Filter

    Hydronix SDC-25-3025 Polypropylene Sediment Filter

    $8.99
    MSRP: $10.91
    Save 18%
  • HYDRONIX-SDC-25-3075

    HYDRONIX-SDC-25-3075

    $18.99
  • HYDRONIX-SDC-25-4005

    HYDRONIX-SDC-25-4005

    $11.99
    MSRP: $13.56
    Save 12%
  • HYDRONIX-SDC-25-4010

    HYDRONIX-SDC-25-4010

    $19.99
  • HYDRONIX-SDC-25-4025

    HYDRONIX-SDC-25-4025

    $19.99
  • HYDRONIX-SDC-25-4050

    HYDRONIX-SDC-25-4050

    $16.99
  • HYDRONIX-SDC-25-4075

    HYDRONIX-SDC-25-4075

    $16.99
  • P25-30 Comparable Polypropylene Sediment Filter by Tier1
  • SDC-25-4025 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • P5-30 30 X 2.5 Spun Wound Polypropylene Replacement Filter by Tier1 (5 micron)
  • P5-40 Spun Wound Polypropylene Replacement Filter by Tier1 (5 micron)
  • SDC-25-4050 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • SDC-25-3075 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • SDC-25-4075 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • 155014-43 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • AP110 3M Aqua-Pure Comparable Whole House Sediment Water Filter by Tier1
  • FXUSC GE Comparable Whole House Sediment Water Filter 2-Pack by Tier1
  • WHKF-DWHB Whirlpool Comparable Whole House Sediment Water Filter by Tier1
  • CW-F-D Culligan Comparable Whole House Water Filter 2-Pack by Tier1
  • CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • DGD-2501-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • HYDRONIX-HF2-10CLWH14

    HYDRONIX-HF2-10CLWH14

    $16.99
    MSRP: $17.24
    Save 1%
  • Hydronix HF2-10CLWH12 Clear 10 inch Filter Housing
  • Hydronix SDC-45-1020 Sediment Filter Cartridge
  • 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-45-2020 Hydronix Sediment Water Filter
  • DGD-2501 Pentek Comparable Whole House Filter by Tier1
  • Pentek WP5BB97P Replacement Water Filter Cartridge
  • PX05-9-78 Purtrex Replacement Water Filter

    PX05-9-78 Purtrex Replacement Water Filter

    $5.99 MSRP: $9.99
    Save 40%
  • SDC-45-1020 Hydronix Comparable Sediment Water Filter by Tier1
  • PS5-10C Pentek Comparable Sediment Water Filter by Tier1
  • SDC-45-1010 Hydronix Comparable Sediment Water Filter by Tier1
  • Pentek PD-10-20 Comparable Sediment Water Filter by Tier1
  • SDC-45-2010 Hydronix Comparable Sediment Water Filter by Tier1
  • P1-20BB Sediment Water Filter by Tier1
  • AQUA-PURE-AP124-2C Polypropylene Sediment Water Filter by Tier1
  • SDC-25-0501 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • W30W American Plumber Comparable Whole House Sediment Water Filter by Tier1

Items 1 to 48 of 165 total

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