Discount Water Filters and Air Filters at Discount Filter Store.com

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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).

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Items 1 to 48 of 53 total

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

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

    $14.29
    MSRP: $20.99
    Save 32%
  • OMNIPURE-K2333-JJ

    OMNIPURE-K2333-JJ

    $12.19
    MSRP: $13.79
    Save 12%
  • K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    $14.29
    MSRP: $19.99
    Save 29%
  • OMNIPURE-K2505-JJ

    OMNIPURE-K2505-JJ

    $14.29
    MSRP: $16.09
    Save 11%
  • OMNIPURE-K2515-JJ

    OMNIPURE-K2515-JJ

    $22.09
    MSRP: $25.29
    Save 13%
  • OMNIPURE-K2520-JJ

    OMNIPURE-K2520-JJ

    $20.99
    MSRP: $24.14
    Save 13%
  • OMNIPURE-K2528-JJ

    OMNIPURE-K2528-JJ

    $9.99
    MSRP: $13.79
    Save 28%
  • OMNIPURE-K2533-KK

    OMNIPURE-K2533-KK

    $13.99
    MSRP: $14.94
    Save 6%
  • K2540-JJ Omnipure Inline Coconut Carbon Filter

    K2540-JJ Omnipure Inline Coconut Carbon Filter

    $13.19
    MSRP: $19.99
    Save 34%
  • OMNIPURE-K2567JJ

    OMNIPURE-K2567JJ

    $21.99
  • OMNIPURE-K5520P-JJ

    OMNIPURE-K5520P-JJ

    $19.99
    MSRP: $25.29
    Save 21%
  • K5520SS Omnipure Inline GAC Filter Cartridge

    K5520SS Omnipure Inline GAC Water Filter Cartridge

    $21.09
    MSRP: $33.99
    Save 38%
  • OMNIPURE-K5567JJ

    OMNIPURE-K5567JJ

    $20.99
    MSRP: $26.44
    Save 21%
  • OMNIPURE-K5586-JJ

    OMNIPURE-K5586-JJ

    $16.49
    MSRP: $19.54
    Save 16%
  • OMNIPURE-K5605-JJ

    OMNIPURE-K5605-JJ

    $15.39
    MSRP: $18.39
    Save 16%
  • OMNIPURE-K5633JJ

    OMNIPURE-K5633JJ

    $15.79
    MSRP: $18.85
    Save 16%
  • OMNIPURE-K5633KK

    OMNIPURE-K5633KK

    $14.39
    MSRP: $18.85
    Save 24%
  • OMNIPURE-Q5386

    OMNIPURE-Q5386

    $14.99
    MSRP: $20.00
    Save 25%
  • OMNIPURE-Q5486

    OMNIPURE-Q5486

    $15.39
    MSRP: $16.09
    Save 4%
  • OMNIPURE-QNVH-JJ

    OMNIPURE-QNVH-JJ

    $9.99
    MSRP: $13.79
    Save 28%
  • VH14-JG Omnipure Valved Head

    VH14-JG Omnipure Valved Head

    $19.99
    MSRP: $25.29
    Save 21%
  • OMNIPURE-K2386-JJ

    OMNIPURE-K2386-JJ

    $10.05
  • OMNIPURE-K2586-JJ

    OMNIPURE-K2586-JJ

    $18.69
  • OMNIPURE-K5515-JJ

    OMNIPURE-K5515-JJ

    $23.99
  • K2305-KK Omnipure Inline Sediment Filters

    K2305-KK Omnipure Inline Sediment Filters

    $11.99
    MSRP: $24.14
    Save 50%
  • Omnipure K2386-KK Inline Water Filter
  • K2553-JJ Omnipure Nitrate Water Filter

    K2553-JJ Omnipure Nitrate Water Filter

    $22.99
    MSRP: $28.74
    Save 20%
  • K5666-KK Omnipure Inline Fluoride Filter

    K5666-KK Omnipure Inline Fluoride Filter

    $39.59
    MSRP: $53.99
    Save 27%
  • K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    $11.99
    MSRP: $17.99
    Save 33%
  • CL6ROT33-B Omnipure Comparable Granular Activated Inline Water Filter by Tier1
  • CL10ROT33-B Omnipure Comparable Inline Water Filter by Tier1
  • K5686-JJ Omnipure Comparable Inline Water Filter by Tier1

    K5686-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    K2333-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K2540-JJ Omnipure Comparable Inline Water Filter by Tier1
  • K2533BB Omnipure Comparable Inline Water Filter by Tier1

    K2533BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    K5567JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • CL10ROT33-C-Omnipure Comparable Inline Water Filter by Tier1
  • CL10ROT40-B Omnipure Comparable Inline Water Filter by Tier1
  • K2528-JJ Omnipure Comparable Inline Water Filter by Tier1
  • K2567-BB Omnipure Comparable Inline Water Filter by Tier1

    K2567-BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • CL10ROT40-C Omnipure Comparable Inline Water Filter by Tier1
  • K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    K5586-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    K5528-BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K2533TJ Omnipure Comparable Inline Water Filter by Tier1

    K2533TJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K2540-TJ Omnipure Comparable Inline Water Filter by Tier1
  • K5553-BB Omnipure Comparable Inline Water Filter by Tier1

    K5553-BB Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • K5686-BB Omnipure Comparable Inline Water Filter by Tier1
  • K2328-JJ Omnipure Comparable Inline Water Filter by Tier1

    K2328-JJ Omnipure Comparable Inline Water Filter by Tier1

    $7.99 MSRP: $12.99
    Save 38%

Items 1 to 48 of 53 total

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