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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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  • CB1-10 Pentek Carbon Block Water Filter Replacement

    CB1-10 Pentek Carbon Block Water Filter Replacement

    $14.99 Retail Price:  $19.99
  • GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

    $55.99 Retail Price:  $70.14
  • WQCCC11 Watts Kwik-Change Pre-Carbon Water Filter Cartridge
  • K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    $16.99 Retail Price:  $21.84
  • K5515-JJ Omnipure Inline Water Filter

    K5515-JJ Omnipure Inline Water Filter

    $23.99 Retail Price:  $29.89
  • CL10ROT33-A Omnipure GAC Inline Water Filter

    CL10ROT33-A Omnipure GAC Inline Water Filter

    $10.99 Retail Price:  $14.94
  • E5520-K Omnipure Water Filter

    E5520-K Omnipure Water Filter

    $17.99 Retail Price:  $49.99
  • E5722-P Omnipure Carbon Block Water Filter

    E5722-P Omnipure Carbon Block Water Filter

    $33.99 Retail Price:  $49.99
  • CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    CQE-RC-04046 Crystal Quest Replacement Faucet Filter

    $17.99 Retail Price:  $24.14
  • Crystal Quest Replacement Water Pitcher Filter (#CQE-RC-04047)
  • CQE-FM-00500 Crystal Quest Faucet Filter (White)

    CQE-FM-00500 Crystal Quest Faucet Filter (White)

    $27.99 Retail Price:  $33.34
  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99 Retail Price:  $42.54

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