Replacement Filters

Replacement water filters are essential for anyone who currently owns a water filtration system.

Our replacement water filters are sold separately and can be implemented into an existing water filter system. Waterfilters.net has a comprehensive selection of water filter replacements. Some of the most commonly used replacements include drinking water filters, point of entry filters, point of use filters and whole house replacement water filters. Replacement water filters work with your filtration system to help eliminate bacteria, molds, viruses, algae and other microorganisms in your water source.

Choose the type of replacement water filter you are looking for below. If you cannot find the type of replacement filter you are looking for, please contact our customer service department.

25 Products found

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  1. 18x24x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $150.99 List Price Price $215.99 Save 30%
    Free Shipping
  2. 24x30x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $166.99 List Price Price $238.99 Save 30%
    Free Shipping
  3. 24x24x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $162.99 List Price Price $232.99 Save 30%
    Free Shipping
  4. 23.5x23.5x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $174.39 List Price Price $248.99 Save 29%
    Free Shipping
  5. 20x30x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $176.39 List Price Price $251.99 Save 30%
    Free Shipping
  6. 20x25x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $163.79 List Price Price $233.99 Save 30%
    Free Shipping
  7. 20x24x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $152.99 List Price Price $218.99 Save 30%
    Free Shipping
  8. 20x20x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $148.99 List Price Price $212.99 Save 30%
    Free Shipping
  9. 18x18x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $148.99 List Price Price $212.99 Save 30%
    Free Shipping
  10. 17.5x23.5x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $160.49 List Price Price $228.99 Save 29%
    Free Shipping
  11. 16x25x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $148.99 List Price Price $252.71 Save 41%
    Free Shipping
  12. 16x20x1 3M Filtrete Ultimate Allergen Filter (6-Pack)

    Price $159.39 List Price Price $227.99 Save 30%
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25 Products found

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