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. AMERICAN-PLUMBER-600R

    AMERICAN-PLUMBER-600R

    $31.99 MSRP:  $35.06
  2. AMERICAN-PLUMBER-WIC-600
  3. 3M Aqua-Pure APIL3R Inline Water Filter

    APIL3R 3M Aqua-Pure Inline Water Filter Cartridge

    Fits the 3M Aqua-Pure APIL3 inline water filtration system Learn More
  4. IC-1000 Culligan Inline Filter

    IC-1000 Culligan Inline Filter

    Fits standard 1/4-inch water lines Learn More
  5. CULLIGAN-IC-EZ-3

    CULLIGAN-IC-EZ-3

    $35.29 MSRP:  $38.51
  6. CULLIGAN-IC-EZ-4

    CULLIGAN-IC-EZ-4

    $56.99 MSRP:  $71.29
  7. CULLIGAN-RC-EZ-3

    CULLIGAN-RC-EZ-3

    $24.99 MSRP:  $31.04
  8. CULLIGAN-RC-EZ-4

    CULLIGAN-RC-EZ-4

    $45.19 MSRP:  $50.59
  9. DAEWOO-DD-7098

    DAEWOO-DD-7098

    $31.89
  10. 1100R OmniFilter Quick Change Replacement Filter Cartridge

    1100R OmniFilter Quick Change Inline Refrigerator Water Filter

    For OmniFilter R1100 Quick-Change Inline Water Filtration Systems Learn More
    $28.99 MSRP:  $36.79
  11. PENTEK-GS-10-B

    PENTEK-GS-10-B

    $11.09 MSRP:  $12.75
  12. PENTEK-GS-10-JG14

    PENTEK-GS-10-JG14

    $12.99 MSRP:  $15.28
  13. GXILQR GE SmartWater Inline Filter Replacement Cartridge

    GXILQR GE SmartWater Inline Filter Replacement Cartridge

    Fits the GE SmartWater GXILQ filter system Learn More
  14. R1100 OmniFilter Quick Change Inline Refrigerator Filter
  15. OMNIPURE-K2515-JJ

    OMNIPURE-K2515-JJ

    $22.09 MSRP:  $25.29
  16. OMNIPURE-K2386-JJ

    OMNIPURE-K2386-JJ

    $10.05
  17. 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
  18. OMNIPURE-K2385-JJ

    OMNIPURE-K2385-JJ

    $17.99 MSRP:  $24.14
  19. Omnipure K2386-KK Inline Water Filter

    Omnipure K2386-KK Inline Water Filter

    Fits 3/8 inch water lines Learn More
    $11.99
  20. ICF-6Q Coconut Shell Granular Activated Carbon Inline Water Filter by Tier1

    ICF-6Q Coconut Shell Granular Activated Carbon Inline Water Filter by Tier1

    Sized 2 x 6 inches and made with 1/4 inch FQC fittings Learn More
    $7.99 MSRP:  $12.99
  21. R200 Samsung Inline Water Filter Replacement by Tier1

    R200 OmniFilter Inline Water Filter Replacement by Tier1

    Sized 2 x 6 inches and made with 1/4 inch FQC fittings Learn More

    As Low As $0.00 Per Filter

  22. AP717 3m Aqua-Pure Comparable Inline Water Filter by Tier1

    AP717 3M Aqua-Pure Comparable Inline Water Filter by Tier1

    Sized 2 x 6 inches and made with 1/4 inch FQC fittings Learn More

    As Low As $0.00 Per Filter

  23. CL10ROT33-B Omnipure Comparable Inline Water Filter by Tier1

    CL10ROT33-B Omnipure Comparable Inline Water Filter by Tier1

    Sized 2 x 6 inches and made with 1/4 inch FQC fittings Learn More

    As Low As $0.00 Per Filter

  24. WHKF-IMTO Whirlpool Comparable Inline Water Filter by Tier1

    WHKF-IMTO Whirlpool Comparable Inline Water Filter by Tier1

    Sized 2 x 6 inches and made with 1/4 inch FQC fittings Learn More

    As Low As $0.00 Per Filter

  25. IC-100-D Culligan Comparable Inline Water Filter by Tier1

    IC-100-D Culligan Comparable Inline Water Filter by Tier1

    Sized 2 x 6 inches and made with 1/4 inch Quick Connect fittings Learn More

    As Low As $0.00 Per Filter

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