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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32 Item(s)

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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%
  • K2333-JJ Omnipure Inline Filter

    K2333-JJ Omnipure Inline Filter

    $12.19
    MSRP: $20.99
    Save 42%
  • K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    $14.29
    MSRP: $19.99
    Save 29%
  • K2505-JJ Omnipure Sediment Inline Filter

    K2505-JJ Omnipure Sediment Inline Filter

    $14.29
    MSRP: $20.99
    Save 32%
  • K2515-JJ Omnipure Lead Cyst Inline Filter

    K2515-JJ Omnipure Lead Cyst Inline Filter

    $22.09
    MSRP: $33.99
    Save 35%
  • K2520-JJ Omnipure Inline Filter

    K2520-JJ Omnipure Inline Filter

    $20.99
    MSRP: $29.99
    Save 30%
  • K2528-JJ Omnipure Inline Filter

    K2528-JJ Omnipure Inline Filter

    $9.99
    MSRP: $13.79
    Save 28%
  • K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    $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%
  • K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge
  • K5520P-JJ Omnipure Inline Phosphate Filter

    K5520P-JJ Omnipure Inline Phosphate Filter

    $19.99
    MSRP: $27.59
    Save 28%
  • K5520SS Omnipure Inline GAC Filter Cartridge

    K5520SS Omnipure Inline GAC Water Filter Cartridge

    $21.09
    MSRP: $33.99
    Save 38%
  • K5567JJ Omnipure Inline Filter Replacement Cartridge

    K5567JJ Omnipure Replacement Inline Water Filter Cartridge

    $20.99
    MSRP: $26.44
    Save 21%
  • K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    $16.49
    MSRP: $27.99
    Save 41%
  • K5605-JJ Omnipure Sediment Inline Filter

    K5605-JJ Omnipure Sediment Inline Filter

    $15.39
    MSRP: $23.99
    Save 36%
  • K5633JJ Omnipure Inline GAC Filter Cartridge

    K5633JJ Omnipure Inline GAC Filter Cartridge

    $15.79
    MSRP: $22.99
    Save 31%
  • K5633KK Omnipure Inline GAC Filter Cartridge

    K5633KK Omnipure Inline Water Filter Cartridge

    $14.39
    MSRP: $18.85
    Save 24%
  • Q5386 Omnipure Inline Filter Replacement Cartridge

    Q5386 Omnipure Inline Filter Replacement Cartridge

    $14.99
    MSRP: $20.00
    Save 25%
  • 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
    MSRP: $13.79
    Save 28%
  • VH14-JG Omnipure Valved Head

    VH14-JG Omnipure Valved Head

    $19.99
    MSRP: $25.29
    Save 21%
  • K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    $10.05
    MSRP: $17.24
    Save 42%
  • K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    $18.69
    MSRP: $24.99
    Save 25%
  • K5515-JJ Omnipure Inline Water Filter

    K5515-JJ Omnipure Inline Water Filter

    $23.99
    MSRP: $29.89
    Save 20%
  • K2305-KK Omnipure Inline Sediment Filters

    K2305-KK Omnipure Inline Sediment Filters

    $11.99
    MSRP: $24.14
    Save 50%
  • 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%
  • K2333-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K2533-KK Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K5633JJ Omnipure Inline Coconut Carbon Water Filter Replacement by Tier1
  • K2528-KK Omnipure Comparable Inline Coconut Carbon Water Filter Tier1

32 Item(s)

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