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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.

Items 1 to 48 of 77 total

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  • K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    $10.99 Retail Price:  $13.79
  • CL10ROT33-A Omnipure GAC Inline Water Filter

    CL10ROT33-A Omnipure GAC Inline Water Filter

    $10.99 Retail Price:  $14.94
  • E5320 Omnipure Replacement Filter Cartridge

    E5320 Omnipure Replacement Filter Cartridge

    Regular Price: $12.99

    Special Price: $11.05

  • K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    Regular Price: $11.99

    Special Price: $11.05

  • Q5505 Omnipure Water Filter

    Q5505 Omnipure Water Filter

    $11.49 Retail Price:  $15.51
  • IC-750 Culligan Inline Filter
  • TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    $11.99 Retail Price:  $15.28
  • WHKF-IMTO Whirlpool Inline Filter

    WHKF-IMTO Whirlpool Inline Filter

    $11.99 Retail Price:  $14.94
  • K2533JJ Omnipure Water Filter

    K2533JJ Omnipure Water Filter

    $11.99 Retail Price:  $13.79
  • K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    $11.99 Retail Price:  $16.09
  • QNVH-BB Omnipure Twist Tap 1/4-inch NPT Non-Valved Filter Head

    QNVH-BB Omnipure Twist-Tap Water Filter Head

    $11.99 Retail Price:  $16.09
  • K2305-KK Omnipure Inline Sediment Filters

    K2305-KK Omnipure Inline Sediment Filters

    $11.99 Retail Price:  $24.14
  • K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    $12.99 Retail Price:  $13.79
  • K2505-JJ Omnipure Sediment Inline Filter

    K2505-JJ Omnipure Sediment Inline Filter

    $12.99 Retail Price:  $16.09
  • SCL10-B Omnipure Scale Inline Filter

    SCL10-B Omnipure Scale Inline Filter

    $12.99 Retail Price:  $17.24
  • K5633JJ Omnipure Inline GAC Filter Cartridge

    K5633JJ Omnipure Inline GAC Filter Cartridge

    $14.39 Retail Price:  $18.85
  • K5633KK Omnipure Inline GAC Filter Cartridge

    K5633KK Omnipure Inline Water Filter Cartridge

    $14.39 Retail Price:  $18.85
  • GAC-5 Pentek Replacement Filter Cartridge
  • R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    $14.99 Retail Price:  $16.09
  • K2567-BB Omnipure Inline Filter

    K2567-BB Omnipure Inline Filter

    $14.99 Retail Price:  $19.54
  • K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    $14.99 Retail Price:  $19.54
  • Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    $14.99 Retail Price:  $20.00
  • E5628 Omnipure E-Series Water Filter

    E5628 Omnipure E-Series Water Filter

    $14.99 Retail Price:  $19.54
  • E5733 Omnipure Granular Activated Carbon Water Filter

    E5733 Omnipure Granular Activated Carbon Water Filter

    $14.99 Retail Price:  $19.54

Items 1 to 48 of 77 total

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