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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 49 to 96 of 104 total

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  • K5633BB Omnipure Inline GAC Filter Cartridge

    K5633BB Omnipure Inline GAC Filter Cartridge

    $20.99 Retail Price:  $23.34
  • K5633CC Omnipure Inline GAC Filter Cartridge

    K5633CC Omnipure Inline GAC Water 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
  • Q5486 Omnipure Twist-Tap Inline Filter Replacement Cartridge
  • Q5505 Omnipure Water Filter

    Q5505 Omnipure Water Filter

    $11.49 Retail Price:  $15.51
  • Q5515 Omnipure Water Filter

    Q5515 Omnipure Water Filter

    $17.99 Retail Price:  $20.34
  • Q5615 Omnipure Replacement Filter Cartridge

    Q5615 Omnipure Replacement Filter Cartridge

    $29.99 Retail Price:  $34.49
  • Q5615-P Omnipure Replacement Filter Cartridge

    Q5615-P Omnipure Replacement Filter Cartridge

    $28.99 Retail Price:  $36.79
  • Q5620 Omnipure Replacement Filter Cartridge

    Q5620 Omnipure Replacement Filter Cartridge

    $19.99 Retail Price:  $25.29
  • Q5620-P Omnipure Replacement Filter Cartridge

    Q5620-P Omnipure Replacement Filter Cartridge

    $23.99 Retail Price:  $29.89
  • Q5621 Omnipure Replacement Filter Cartridge

    Q5621 Omnipure Replacement Filter Cartridge

    $19.99 Retail Price:  $24.14
  • Q5621-P Omnipure Replacement Filter Cartridge

    Q5621-P Omnipure Replacement Filter Cartridge

    $21.99 Retail Price:  $27.59
  • Q5633 Omnipure Replacement Filter Cartridge

    Q5633 Omnipure Replacement Filter Cartridge

    $19.99 Retail Price:  $20.69
  • Q5640 Omnipure Replacement Filter Cartridge

    Q5640 Omnipure Replacement Filter Cartridge

    $15.99 Retail Price:  $20.69
  • Q5754-C100E Omnipure Water Softening Filter

    Q5754-C100E Omnipure Water Softening Filter

    $19.99 Retail Price:  $25.29
  • Q5786 Omnipure Replacement Filter Cartridge

    Q5786 Omnipure Replacement Filter Cartridge

    $19.99 Retail Price:  $25.29
  • 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
  • QNVH-JJ Omnipure Quick Connect Water Filter Head
  • SCL10-B Omnipure Scale Inline Filter

    SCL10-B Omnipure Scale Inline Filter

    $12.99 Retail Price:  $17.24
  • VH14 Omnipure Filter Head

    VH14 Omnipure Filter Head

    $18.99 Retail Price:  $24.14
  • VH14-JG Omnipure Valved Head

    VH14-JG Omnipure Valved Head

    $19.99 Retail Price:  $25.29
  • VH38 Omnipure Filter Head

    VH38 Omnipure Filter Head

    $18.99 Retail Price:  $24.14
  • ELF-1M-P-KDF Omnipure Water Filter Cartridge

    ELF-1M-P-KDF Omnipure Water Filter Cartridge

    $34.99 Retail Price:  $37.34
  • E5486 Omnipure Water Filter

    E5486 Omnipure Water Filter

    $17.99 Retail Price:  $20.34
  • 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
  • K5605-BB Omnipure Inline Sediment Filter

    K5605-BB Omnipure Inline Sediment Filter

    $12.99 Retail Price:  $17.24
  • 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

  • K5528-BB Omnipure Carbon Inline Water Filter

    K5528-BB Omnipure Carbon Inline Water Filter

    Regular Price: $11.99

    Special Price: $11.05

  • CL10ROT28-A Omnipure Inline Water Filter

    CL10ROT28-A Omnipure Inline Water Filter

    $8.99 Retail Price:  $12.64
  • E5615-P Omnipure E-Series Water Filter

    E5615-P Omnipure E-Series Water Filter

    $29.99 Retail Price:  $42.54
  • E5620 Omnipure E-Series Everpure Compatible Filter

    E5620 Omnipure E-Series Everpure Compatible Filter

    $18.99 Retail Price:  $36.79

Items 49 to 96 of 104 total

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