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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  1. WIC-6A American Plumber Inline Icemaker Filter
  2. IC-100A Culligan Level 1 Disposable Inline Filter
  3. RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-1 Culligan Level 1 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-1, US-EZ-1, and RV-EZ-1 Learn More
    $15.99 MSRP:  $22.99
  4. RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-3, US-EZ-3, and RV-EZ-3 Learn More
    $24.99 MSRP:  $31.04
  5. RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

    RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge

    Fits Culligan Easy-Change filter systems including IC-EZ-4, US-EZ-4, and RV-EZ-4 Learn More
    $45.19 MSRP:  $78.99
  6. GXRLQ GE SmartWater Inline Filter System

    GXRLQ GE SmartWater Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
    $37.59 MSRP:  $54.99
  7. GXRTDR GE SmartWater Inline Filter Cartridge

    GXRTDR GE SmartWater Inline Filter Cartridge

    Fits any 1/4-inch plastic or copper water line Learn More
    $20.99 MSRP:  $30.99 As low as: $20.99
  8. WHKF-IMPLUS Whirlpool Inline Filter System
  9. WHKF-IMTO Whirlpool Inline Filter

    WHKF-IMTO Whirlpool Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $11.99 MSRP:  $14.94
  10. GXRTQ GE SmartWater Inline Filter System

    GXRTQ GE SmartWater Inline Filter System

    Fits any 1/4-inch plastic or copper water line Learn More
  11. K2333-KK Omnipure Inline Filter

    K2333-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $14.29 MSRP:  $19.99
  12. K2505-JJ Omnipure Sediment Inline Filter

    K2505-JJ Omnipure Sediment Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $14.29 MSRP:  $20.99
  13. K2533-KK Omnipure Inline Filter

    K2533-KK Omnipure Inline Filter

    Fits standard 3/8-inch water lines Learn More
    $13.99 MSRP:  $14.94
  14. K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge

    K2567JJ Omnipure Inline GAC and KDF-55 Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $21.99
  15. K5586-JJ Omnipure Inline Phosphate Filter

    K5586-JJ Omnipure Inline Phosphate Filter

    Fits standard 1/4-inch water lines Learn More
    $16.49 MSRP:  $27.99
  16. K5605-JJ Omnipure Sediment Inline Filter

    K5605-JJ Omnipure Sediment Inline Filter

    Fits standard 1/4-inch water lines Learn More
    $15.39 MSRP:  $23.99
  17. K5633JJ Omnipure Inline GAC Filter Cartridge

    K5633JJ Omnipure Inline GAC Filter Cartridge

    Fits standard 1/4-inch water lines Learn More
    $15.79 MSRP:  $22.99
  18. QNVH-JJ Omnipure Quick Connect Water Filter Head

    QNVH-JJ Omnipure Quick Connect Water Filter Head

    Attaches easily to 1/4-inch water lines Learn More
    $9.99 MSRP:  $13.79
  19. VH14-JG Omnipure Valved Head

    VH14-JG Omnipure Valved Head

    Fits standard 1/4-inch water lines Learn More
    $19.99 MSRP:  $25.29
  20. K2386-JJ Omnipure Inline Phosphate Water Filter

    K2386-JJ Omnipure Inline Phosphate Water Filter

    2 inch x 6 inch, 1/4 inch FQC, for use on cold water lines only Learn More
    $10.05 MSRP:  $17.24
  21. K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    K2586-JJ GAC Omnipure Phosphate Inline Water Filter

    Sized 2 inches W x 10 inches L; 1/4 inch FQC. Learn More
    $18.69 MSRP:  $24.99
  22. IC6-38Q Tier1 Inline Water Filter

    IC6-38Q Tier1 Inline Water Filter

    For use on cold water lines only Learn More
    $8.99 MSRP:  $16.99
  23. K2305-KK Omnipure Inline Sediment Filters

    K2305-KK Omnipure Inline Sediment Filters

    5 micron filter sized 2 inches wide by 6 inches long. Uses 3/8 inch Quick Connect fittings Learn More
    $11.99 MSRP:  $24.14
  24. K2385 Omnipure Phosphate Inline Filter

    K2385 Omnipure Phosphate Inline Filter

    Fits 1/4-inch water lines Learn More
    $17.99 MSRP:  $24.14
  25. K2553-JJ Omnipure Nitrate Water Filter

    K2553-JJ Omnipure Nitrate Water Filter

    Sized 2 x 10, attaches with 1/4 inch FQC fittings Learn More
    $22.99 MSRP:  $28.74

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