Culligan CUW4 Refrigerator Water Filter | Replacement for Whirlpool Filter 4

Culligan's water filtration systems have improved water quality for thousands of families worldwide. The Culligan filters reduce up to 50+ impurities, including lead, asbestos, mercury, chlorine taste and odor, 8 pharmaceuticals, and cysts*. These filters also reduce chlorine taste and odor, resulting in better-tasting water and ice. Furthermore, they provide safer, purer water by reducing select pharmaceuticals such as ibuprofen, atenolol, and trimethoprim. Additionally, most Culligan filters reduce the presence of illness-causing, waterborne parasites, like Giardia and Cryptosporidium, helping users stay healthy when they hydrate.

Culligan filters have an activated carbon cartridge that absorbs the carbon-based VOCs (volatile organic compounds) as they pass through the filter, resulting in better water. These filters provide a compatible refrigerator fit that's easy to install and replace every 6 months. Culligan filters are certified by IAPMO R&T against NSF/ANSI 42, 53, and 401 for the reduction of claims specified in the performance data sheet*.

Culligan refrigerator water filters provide a compatible fit with select Whirlpool, JennAir, KitchenAid, Maytag French door and side-by-side refrigerators, and they are easy to install and replace. For a complete list of Culligan filters and the impurities they reduce, users can refer to the manufacturer's performance data sheet or website for full contaminant reduction information. It's important to note that the substances reduced by these filters may not necessarily be present in all users' water.

In summary, Culligan's water filtration systems have improved water quality for thousands of families worldwide, reducing a wide range of impurities and providing better-tasting, safer, and purer water. The compatible refrigerator fit and easy installation and replacement of Culligan filters make them a convenient and effective solution for improving water quality in the home.

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