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Replacement Commercial Grade Water Filters

Need a new replacement water filter cartridge for your commercial water filtration system? Discount Filter Store has you covered.

Choose from some of the industry’s top commercial water filter brands including, Pentek, Omnipure, Purtrex, Manitowoc, with a variety of filter medias, including activated carbon blocks, granular activated carbon, pleated fabric, polypropylene, semi-permeable membrane, and more. With over 180+ sizes, brands, and styles of commercial water filter cartridges you’re guaranteed to find a water filter cartridge to meet your systems exact needs.

Looking for more than commercial water filters, check out our huge selection of household water filters, which includes everything from faucet filters to shower filters, and everything in-between.

Note: At DiscountFilterStore.com all of our replacement countertop water filters are backed by our 100% No Worries Price Match Guarantee, which means we guarantee you’ll get the lowest price or we’ll match the competitors’ lower price, we guarantee it.

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  • CB-25-2001 Hydronix Carbon Water Filter Replacement

    CB-25-2001 Hydronix Carbon Water Filter Replacement

    Regular Price: $17.99

    Special Price: $16.05

  • CFB-Plus10 Pentek Replacement Filter Cartridge

    CFB-Plus10 Pentek Replacement Water Filter Cartridge

    $9.99 Retail Price:  $14.13
  • CFB-Plus20 Pentek Replacement Filter Cartridge

    CFB-Plus20 Pentek Replacement Water Filter Cartridge

    $16.99 Retail Price:  $21.26
  • CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    $42.99 Retail Price:  $52.89
  • EP-30 Pentek Replacement Filter Cartridge

    EP-30 Pentek Replacement Water Filter Cartridge

    $37.99 Retail Price:  $46.10
  • CRFC-BB Pentek Chloramine Reduction Water Filter

    CRFC-BB Pentek Chloramine Reduction Water Filter

    $61.79 Retail Price:  $73.36
  • CRFC-20BB Pentek Chloramine Reduction Water Filter

    CRFC-20BB Pentek Chloramine Reduction Water Filter

    $137.99 Retail Price:  $156.27
  • OAC-20BB Pentek Oil Reduction Filter

    OAC-20BB Pentek Oil Reduction Water Filter

    $73.99 Retail Price:  $85.20
  • PX05-20 Purtrex Replacement Filter Cartridge

    PX05-20 Purtrex Replacement Water Filter

    $4.99 Retail Price:  $9.19
  • PX05-9-78 Purtrex Replacement Filter Cartridge

    PX05-9-78 Purtrex Replacement Water Filter

    $6.99 Retail Price:  $8.04
  • PX20-20 Purtrex Replacement Filter Cartridge

    PX20-20 Purtrex Replacement Water Filter

    $4.99 Retail Price:  $8.04
  • PX20-9-78 Purtrex Replacement Filter Cartridge

    PX20-9-78 Purtrex Water Filter Cartridge

    $3.99 Retail Price:  $5.74
  • MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    $72.99 Retail Price:  $84.05
  • CFBC-20 Pentek Replacement Filter Cartridge

    CFBC-20 Pentek Replacement Water Filter Cartridge

    $23.49 Retail Price:  $29.31
  • 801-20 Harmsco Replacement Filter Cartridge

    801-20 Harmsco Replacement Filter Cartridge

    $7.99 Retail Price:  $11.49
  • CB-45-2010 Hydronix Replacement Filter Cartridge
  • CB-25-2010 Hydronix Replacement Filter Cartridge
  • Pentek SCBC-10 Silvered Carbon Block

    Pentek SCBC-10 Silvered Carbon Block

    $22.99 Retail Price:  $24.71
  • Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    $23.99 Retail Price:  $25.29
  • Pentek PD-10-30 Polypropylene Sediment Filter

    Pentek PD-10-30 Polypropylene Sediment Filter

    $19.99 Retail Price:  $22.34

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