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 121 total

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  • SPC-25-1030 Hydronix Pleated Sediment Water Filter

    SPC-25-1030 Hydronix Pleated Sediment Water Filter

    $7.99
    MSRP: $13.21
    Save 40%
  • CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1
  • Hydronix HF2-10CLWH12 Clear 10 inch Filter Housing
  • 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-25-1005 Hydronix Pleated Sediment Water Filter

    $7.99 MSRP: $9.19
    Save 13%
  • SPC-25-1020 Hydronix Sediment Water Filter

    SPC-25-1020 Hydronix Pleated Sediment Water Filter

    $6.99 MSRP: $10.91
    Save 36%
  • 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%
  • CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1 (12-Pack)
  • CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1
  • 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
  • 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 (alternate)
  • 22010 Hydrologic Comparable Whole House Water Filter by Tier1
  • SPC-45-2020 Hydronix Comparable Whole House Water Filter by Tier1 (alternate)
  • ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-10Q Hydronix Comparable Inline Water Filter by Tier1

    $6.99 MSRP: $10.34
    Save 32%
  • ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    ICF-6Q Hydronix Comparable Inline Water Filter by Tier1

    $6.99 MSRP: $10.34
    Save 32%
  • 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
  • K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter Tier1
  • SPC-45-1001 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • SPC-45-1020 Hydronix Comparable Pleated Sediment Water Filter (10 in x 4.5 in, 20 Micron) by Tier1
  • SWC-45-1001 Comparable Hydronix String-Wound Sediment Water Filter by Tier1
  • SPC-25-2001 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2005 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2020 Hydronic Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2030 Hydronix Comparable Sediment Water Filter by Tier1
  • SWC-25-2030 Hydronix Comparable String Wound Sediment Water Filter (30 micron) by Tier1
  • SPC-45-2001 Hydronix Comparable Pleated Sediment Water Filter by Tier1

Items 1 to 48 of 121 total

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