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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28 Item(s)

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  • Pentair NEPP12-20DB Pureflex Pleated Polypropylene Cartridge
  • Pentair NEPP2-20DB Pureflex Pleated Polypropylene Cartridge

    Pentair NEPP2-20DB Pureflex Pleated Polypropylene Cartridge

    $62.99
    MSRP: $77.99
    Save 19%
  • P5-20 Tier1 Sediment Water Filter

    P5-20 Tier1 Whole House Sediment Water Filter

    $4.99 MSRP: $9.19
    Save 46%
  • EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    $15.99 MSRP: $20.69
    Save 23%
  • P20-20 Tier1 Sediment Water Filter

    P20-20 Tier1 Sediment Water Filter

    $6.99 MSRP: $9.19
    Save 24%
  • AQUA-PURE-AP124-2C Polypropylene Sediment Water Filter by Tier1
  • P25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PD-25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PS20-20C Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX20-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • PMB20-20 Watts 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
  • SPC-25-2020 Hydronix Pleated Sediment Water Filter

    SPC-25-2020 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $16.09
    Save 32%
  • SPC-25-2005 Hydronix Pleated Sediment Water Filter

    SPC-25-2005 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $16.09
    Save 32%
  • SPC-25-2001 Hydronix Pleated Sediment Water Filter

    SPC-25-2001 Hydronix Pleated Sediment Water Filter

    $12.99
    MSRP: $16.09
    Save 19%
  • SDC-25-2001 Hydronix Sediment Water Filter Cartridge

    SDC-25-2001 Hydronix Sediment Water Filter Cartridge

    $6.99
    MSRP: $8.04
    Save 13%
  • 22043 KDF Hydrologic Carbon Pre-Filter For Evolution-RO1000

    22043 KDF Hydrologic Carbon Pre-Filter For Evolution-RO1000

    $45.99
    MSRP: $55.19
    Save 17%
  • CQE-RC-04015 Crystal Quest Reusable Pleated Water Filter

    CQE-RC-04015 Crystal Quest Reusable Pleated Water Filter

    $22.49
    MSRP: $29.99
    Save 25%
  • SDC-25-2050 Hydronix Sediment Water Filter Cartridge

    SDC-25-2050 Hydronix Sediment Water Filter Cartridge

    $8.99
    MSRP: $11.34
    Save 21%
  • SPC-25-2010 Hydronix Pleated Sediment Water Filter

    SPC-25-2010 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $12.64
    Save 13%
  • SPC-25-2030 Hydronix Pleated Sediment Water Filter

    SPC-25-2030 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $12.64
    Save 13%
  • SWC-25-2030 Hydronix String Wound Sediment Water Filter (30 micron)
  • P50-20 Tier1 Polypropylene Sediment Water Filter Cartridge
  • AP-GRMB-20PP-20UB Aquapure Comparable Sediment Water Filter by Tier 1

28 Item(s)

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