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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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  • K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    Regular Price: $10.99

    Special Price: $9.05

  • K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    $16.99 Retail Price:  $21.84
  • K2555-BB Omnipure Deionization Inline Water Filter
  • 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
  • E5654 Omnipure Water Softening Water Filter

    E5654 Omnipure Water Softening Water Filter

    Regular Price: $24.99

    Special Price: $14.05

  • ELF-XL-10M-P Omnipure Water Filter

    ELF-XL-10M-P Omnipure Water Filter

    Regular Price: $33.99

    Special Price: $23.05

  • CL6PF5-C Omnipure Sediment Inline Water Filter

    CL6PF5-C Omnipure Sediment Inline Water Filter

    Regular Price: $7.99

    Special Price: $6.05

  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99 Retail Price:  $42.54
  • Q5648 Omnipure Calcite Water Filter

    Q5648 Omnipure Calcite Water Filter

    $16.99 Retail Price:  $21.84

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