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 129 total

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  • SPC-25-1030 Hydronix Pleated Sediment Water Filter

    SPC-25-1030 Hydronix Pleated Sediment Water Filter

    $9.99
    MSRP: $13.21
    Save 24%
  • SDC-25-4001 Hydronix Sediment Water Filter Cartridge
  • P10-30 Spun Wound Polypropylene Replacement Filter by Tier1 (10 micron)
  • Hydronix SDC-25-3001 Polypropylene Sediment Filter
  • Hydronix SDC-25-3075 Polypropylene Sediment Filter
  • Hydronix SDC-25-4010 Polypropylene Sediment Filter
  • Hydronix SDC-25-4050 Polypropylene Sediment Filter
  • TIER1-P1-30

    TIER1-P1-30

    $15.99
  • TIER1-P1-40

    TIER1-P1-40

    $16.99
  • SDC-25-4010 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • TIER1-P50-40

    TIER1-P50-40

    $13.99
  • TIER1-P75-30

    TIER1-P75-30

    $15.99
  • HYDRONIX-HF2-10CLWH12

    HYDRONIX-HF2-10CLWH12

    $15.99
    MSRP: $22.99
    Save 30%
  • SDC-45-2010 Hydronix Water Filter Cartridge

    SDC-45-2010 Hydronix Sediment Water Filter Cartridge

    $21.99 MSRP: $31.73
    Save 31%
  • SPC-25-1001 Hydronix Pleated Sediment Filter

    SPC-25-1001 Hydronix Pleated Sediment Water Filter

    $6.99 MSRP: $8.04
    Save 13%
  • Hydronix SPC-25-1005 Pleated Water Filter
  • SPC-25-1020 Hydronix Sediment Water Filter
  • SPC-45-1020 Hydronix Pleated Sediment Water Filter
  • Hydronix SPC-45-1030 Sediment Water Filter - Pleated

    SPC-45-1030 Hydronix Pleated Sediment Water Filter

    $17.99 MSRP: $19.54
    Save 8%
  • SDC-45-1050 Hydronix Pleated Water Filter

    SPC-45-1050 Hydronix Polypropylene Spun Water Filter

    $16.99 MSRP: $20.69
    Save 18%
  • SPC-45-2020 Hydronix Pleated Sediment Water Filter (20 in x 4.5 in, 20 Micron)
  • SPC-45-2050 Hydronix Pleated Sediment Water Filter
  • AQUA-PURE-AP124-2C Polypropylene Sediment Water Filter by Tier1
  • SPC-45-1001 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • W30W American Plumber Comparable Whole House Sediment Water Filter by Tier1
  • W50W American Plumber Comparable Whole House Sediment Water Filter by Tier1
  • SWC-25-1030 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • SWC-25-1050-Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • SWC-25-10100 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-MF Comparable Sediment Whole House Water Filter

    $4.99 MSRP: $9.99
    Save 50%
  • WP-30 Pentek Comparable Whole House Sediment Filter by Tier1
  • RS7-SS OmniFilter Comparable Whole House Sediment Water Filter by Tier1
  • AP-GRMB-50PP-20UB 3M Aqua-Pure Comparable Whole House Sediment Filter by Tier1
  • SDC-25-2050 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • GX50-20 Hytrex Comparable Whole House Sediment Water Filter by Tier1
  • PD-50-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX75-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • HB-20-20W Harmsco Comparable Whole House Sediment Water Filter by Tier1
  • 22010 Hydrologic Comparable Whole House Water Filter by Tier1
  • SPC-45-2020 Hydronix Comparable Whole House Water Filter by Tier1 (alternate)
  • IN-WF0190 Comparable Inline Coconut Carbon Water Filter By Tier1

    IN-WF0190 Inline Coconut Carbon Water Filter By Tier1

    $8.99
    MSRP: $12.99
    Save 31%
  • ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    $8.99 MSRP: $12.99
    Save 31%
  • K2333-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K2533-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K5633JJ Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • ICF-10Q38 Hydronix Inline Coconut Carbon Water Filter Replacement by Tier1

Items 1 to 48 of 129 total

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