The Culligan D-20A water filter reduces chlorine taste and odor, and bad taste and odor from your drinking water. The Culligan D-20A replacement filter cartridge has a high surface area for maximum absorption. The Culligan D-20A filter cartridge has been tested and certified by NSF International against NSF/ANSI Standard 42 in model US-600. The Culligan D-20A is recommended for use with city and well water supplies. The Culligan D-20A water filters are 9.75-inch x 2.4-inch x 2.4-inch.
Note: Culligan has changed the model number of this filter from D-20 to D-20A due to a design change. The contaminant reduction remains the same. The Culligan D-20A water filter fits in most undersink water filter systems.
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