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.

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  1. Tier1 Iron and Lead Reducing Replacement Water Filter

    Price $81.99 List Price Price $116.99 Save 29%
  2. Tier1 Iron and Manganese Reducing Replacement Water Filter

    Price $57.99 List Price Price $82.99 Save 30%
  3. Pentek CRFC-20BB Chloramine Reduction Water Filter

    Price $179.99 List Price Price $256.99 Save 29%
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  4. Pentek RFC-BB Whole House Filter Replacement Cartridge

    Price $49.99 List Price Price $70.99 Save 29%
  5. 20 X 4.5 Carbon Block Replacement Filter by Tier1 (10 micron)

    Price $42.99 List Price Price $60.99 Save 29%
  6. Pentek RFFE20-BB Iron Reduction Water Filter (20-inch x 4.5-inch)

    Price $116.99 List Price Price $166.99 Save 29%
    Free Shipping
  7. Pentek EP-20BB Carbon Block Water Filter (20-inch x 4.5-inch)

    Price $73.99 List Price Price $105.99 Save 30%
  8. Pentek GAC-20BB Drinking Water Filters (20-inch x 4.5-inch)

    Price $69.99 List Price Price $99.99 Save 30%
  9. Pentek EPM-20BB Carbon Block Water Filter (20-inch x 4-5/8-inch)

    Price $69.99 List Price Price $99.99 Save 30%
  10. Hydrologic 22006 BigBoy Replacement Carbon Filter - Green

    Price $82.99 List Price Price $118.99 Save 30%

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