Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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.

18 Item(s)

Grid  List 

Set Ascending Direction
  • Q5621-P Omnipure Replacement Filter Cartridge

    Q5621-P Omnipure Replacement Filter Cartridge

    $21.99 Retail Price:  $27.59
  • Q5621 Omnipure Replacement Filter Cartridge

    Q5621 Omnipure Replacement Filter Cartridge

    $19.99 Retail Price:  $24.14
  • GX10-9-78 Hytrex Replacement Filter Cartridge

    GX10-9-78 Hytrex Replacement Water Filter Cartridge

    $6.99 Retail Price:  $8.61
  • GX10-30 Hytrex Replacement Filter Cartridge

    GX10-30 Hytrex Water Filter Cartridge

    $11.99 Retail Price:  $16.09
  • GX10-20 Hytrex Replacement Filter Cartridge

    GX10-20 Hytrex Water Filter Cartridge

    $7.99 Retail Price:  $11.49
  • APRC1-P Aquapatrol Ice Machine Replacement Water Filter

    APRC1-P AquaPatrol Ice Machine Replacement Water Filter

    $61.99 Retail Price:  $94.99
  • Pentair NEPP12-40DB Pureflex Pleated Polypropylene Cartridge
  • Pentair HEPP10-30DB Pureflex High Efficiency Cartridge

    Pentair HEPP10-30DB Pureflex High Efficiency Cartridge

    $107.99 Retail Price:  $130.99
  • Pentair HEPP10-40DB Pureflex High Efficiency

    Pentair HEPP10-40DB Pureflex High Efficiency

    $93.99 Retail Price:  $113.99
  • SCL10-B Omnipure Scale Inline Filter

    SCL10-B Omnipure Scale Inline Filter

    $12.99 Retail Price:  $17.24
  • ELF-XL-10M-P Omnipure Water Filter

    ELF-XL-10M-P Omnipure Water Filter

    Regular Price: $33.99

    Special Price: $23.05

  • PX10-20 Purtrex Replacement Filter Cartridge

    PX10-20 Purtrex Replacement Water Filter

    $6.99 Retail Price:  $9.19
  • PX10-40 Purtrex Replacement Filter Cartridge

    PX10-40 Purtrex Replacement Water Filter

    $12.99 Retail Price:  $14.94
  • PX10-9-78 Purtrex Replacement Filter Cartridge

    PX10-9-78 Purtrex Replacement Water Filter

    $4.99 Retail Price:  $8.04
  • CB-45-2010 Hydronix Replacement Filter Cartridge
  • CB-25-2010 Hydronix Replacement Filter Cartridge
  • Pentek PD-10-30 Polypropylene Sediment Filter

    Pentek PD-10-30 Polypropylene Sediment Filter

    $19.99 Retail Price:  $22.34
  • Omnipure ELF-10M-P Carbon Block with Polyphosphate

    Omnipure ELF-10M-P Carbon Block with Polyphosphate

    $47.99 Retail Price:  $50.34

18 Item(s)

Grid  List 

Set Ascending Direction
Scroll To Top