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Inline Water Filters

Keep crystal clear clean water flowing through your house, faucets, and appliances with a new brand name inline water filter.

Looking for an inline post filter for your reverse osmosis water filter system or for an inline filter to use in one of your home appliances (i.e. washing machine or dishwasher)? Choose from over 130+ inline water filters, from the industry’s best performing brands, including Watts®, Culligan®, GE, Whirlpool®, and more. From American Plumber to Whirlpool inline water filters, 0.5 micron to 30 micron filter element ratings, activated carbon to polypropylene filter media, DiscountFilterStore.com has all your inline water filter needs conveniently in one place and at prices guaranteed to beat the big box stores (100% Price Match Guarantee).

If inline filters for your home appliances isn’t quite what you’re looking for? We also carry a number of inline water filters, dechlorinators, and sediment pre-filters for use in your garden (Rainshow’r).

Items 1 to 48 of 56 total

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  • WIC-6A American Plumber Inline Icemaker Filter

    WIC-6A American Plumber Inline Icemaker Filter

    $13.99 Retail Price:  $14.94
  • WICA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • AQUAPURE-APIL3R

    AQUAPURE-APIL3R

    $40.99 Retail Price:  $45.41
  • 74-985001 3M Aqua-Pure Male Connection

    74-985001 3M Aqua-Pure Quick-Connect Male Connection

    $3.99 Retail Price:  $5.74
  • CULLIGAN-IC-100-D

    CULLIGAN-IC-100-D

    $12.99 Retail Price:  $16.78
  • RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge
  • CULLIGAN-RC-EZ-3

    CULLIGAN-RC-EZ-3

    $24.99 Retail Price:  $31.04
  • RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
  • DD-7098 Daewoo Inline Filter

    DD-7098 Daewoo Inline Filter

    $28.99 Retail Price:  $31.34
  • GXRLQ GE SmartWater Inline Filter System

    GXRLQ GE SmartWater Inline Filter System

    $33.99 Retail Price:  $36.79
  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    $32.99 Retail Price:  $34.99
  • GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    $18.99 Retail Price:  $20.69
  • GXRTQR

    GXRTQR

    $19.99 Retail Price:  $25.98
  • HYDRONIX-ICF-10Q

    HYDRONIX-ICF-10Q

    $6.99 Retail Price:  $10.34
  • HYDRONIX-ICF-10Q38

    HYDRONIX-ICF-10Q38

    $8.99 Retail Price:  $11.49
  • ICF-6Q Hydronix Inline Coconut Carbon Filter

    ICF-6Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34
  • GS-10-JG14 Pentek Inline Filter System

    GS-10-JG14 Pentek Inline Water Filtration System

    $12.99 Retail Price:  $15.28
  • GS-10ALS-JG14 Pentek Inline Filter System

    GS-10ALS-JG14 Pentek Inline Water Filter

    $13.39 Retail Price:  $17.70
  • R200 OmniFilter Inline Filter System

    R200 OmniFilter Inline Water Filtration System

    $14.99 Retail Price:  $16.09
  • WHKF-IMPLUS Whirlpool Inline Filter System
  • WHKF-IMTO Whirlpool Inline Filter

    WHKF-IMTO Whirlpool Inline Filter

    $11.99 Retail Price:  $14.94
  • GXRTQ GE SmartWater Inline Filter System
  • R800 OmniFilter Quick Change Inline Refrigerator Filter

    R800 OmniFilter Quick Change Inline Filter

    $28.99 Retail Price:  $35.64
  • ELF-NV-HEAD-DK7-P6 Omnipure Inline Filter Head

    ELF-NV-HEAD-DK7-P6 Omnipure Inline Water Filter Head

    Regular Price: $12.99

    Special Price: $11.05

  • OMNIPURE-K2333-JJ

    OMNIPURE-K2333-JJ

    $10.99 Retail Price:  $13.79
  • 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
  • K2515-JJ Omnipure Lead Cyst Inline Filter

    K2515-JJ Omnipure Lead Cyst Inline Filter

    $19.99 Retail Price:  $25.29
  • K2520-JJ Omnipure Inline Filter

    K2520-JJ Omnipure Inline Filter

    $18.99 Retail Price:  $24.14
  • OMNIPURE-K2528-JJ

    OMNIPURE-K2528-JJ

    $9.99 Retail Price:  $13.79
  • K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    $13.99 Retail Price:  $14.94
  • OMNIPURE-K2540-JJ

    OMNIPURE-K2540-JJ

    $11.99 Retail Price:  $16.09
  • K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge
  • OMNIPURE-K5520P-JJ

    OMNIPURE-K5520P-JJ

    $19.99 Retail Price:  $25.29
  • OMNIPURE-K5520SS

    OMNIPURE-K5520SS

    $19.05 Retail Price:  $27.59
  • K5567JJ Omnipure Inline Filter Replacement Cartridge

    K5567JJ Omnipure Replacement Inline Water Filter Cartridge

    Regular Price: $20.99

    Special Price: $20.05

  • K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    $14.99 Retail Price:  $19.54
  • K5605-JJ Omnipure Sediment Inline Filter

    K5605-JJ Omnipure Sediment Inline Filter

    $13.99 Retail Price:  $18.39
  • 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
  • Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    $14.99 Retail Price:  $20.00
  • Q5486 Omnipure Twist-Tap Inline Filter Replacement Cartridge
  • QNVH-JJ Omnipure Quick Connect Water Filter Head

    QNVH-JJ Omnipure Quick Connect Water Filter Head

    $9.99 Retail Price:  $13.79
  • VH14-JG Omnipure Valved Head

    VH14-JG Omnipure Valved Head

    $19.99 Retail Price:  $25.29
  • OMNIPURE-K2386-JJ

    OMNIPURE-K2386-JJ

    Regular Price: $10.05

    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
  • K5515-JJ Omnipure Inline Water Filter

    K5515-JJ Omnipure Inline Water Filter

    $23.99 Retail Price:  $29.89

Items 1 to 48 of 56 total

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