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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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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 62 total

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  • 158098 Pentek Slim Line Water Filter Housing System

    158098 Pentek Slim Line Water Filter Housing System

    $15.99 Retail Price:  $19.99
  • 158203 Pentek Slim Line Black/Blue w/PR Water Filter System
  • Hydronix HF45-10BLBK15 Filter Housing (Blue)

    Hydronix HF45-10BLBK15 Filter Housing (Blue)

    $65.99 Retail Price:  $82.99
  • 3M Aqua-Pure AP717 Inline Water Filter

    AP717 3M Aqua-Pure Inline Filter System

    $25.99 Retail Price:  $34.49
  • CFS11S Cuno Whole House Filter Housing

    CFS11S Cuno Whole House Filter Housing

    $95.99 Retail Price:  $101.19
  • OB5-S-05 OmniFilter Whole House Filter System

    OB5-S-05 OmniFilter Whole House Water Filtration System

    $29.99 Retail Price:  $36.79
  • IC-101L Pentek Inline Filter

    IC-101L Pentek Inline Filter

    $8.99 Retail Price:  $12.98
  • SLIM-14-WPR5 Pentek Whole House Slim 5 inch Filter Housing
  • SLIM-38-PR5 Pentek Whole House Slim 5 inch Filter Housing
  • CL10PF5-B Omnipure Sediment Inline Filter

    CL10PF5-B Omnipure Sediment Inline Filter

    $12.99 Retail Price:  $13.79
  • CL10ROT33-B Omnipure Inline Filter

    CL10ROT33-B Omnipure Inline Filter

    $10.99 Retail Price:  $13.79
  • CL10ROT33-C Omnipure Inline Filter

    CL10ROT33-C Omnipure Inline Filter

    $9.99 Retail Price:  $13.79
  • CL10ROT40-B Omnipure Inline Coconut Carbon Filter
  • CL10ROT40-C Omnipure Inline Coconut Carbon Filter

    CL10ROT40-C Omnipure Inline Coconut Carbon Filter

    $8.99 Retail Price:  $12.64
  • CL6ROT33-B Omnipure Inline Filter

    CL6ROT33-B Omnipure Inline Filter

    $9.99 Retail Price:  $11.49
  • 158110 Pentek Filter Housing - Clear

    158110 Pentek Filter Housing - Clear

    $18.99 Retail Price:  $22.41
  • 158117 Pentek Slim Line Filter Housing - Clear

    158117 Pentek Slim Line Filter Housing - Clear

    $18.99 Retail Price:  $24.14
  • 158319 Pentek Slim Line High Temp Filter Housing - Black

    158319 Pentek Slim Line High Temp Filter Housing - Black

    $63.99 Retail Price:  $66.34

Items 1 to 48 of 62 total

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