Water Sentinel WSG-1

http://www.waterfilters.net/Water-Sentinel-WSG-1-Refrigerator-Water-Filter.html
The Water Sentinel WSG-1 Refrigerator Filter delivers clean, clear water that looks and tastes great. The WSG1 will reduce chlorine taste and odor in your drinking water. The WSG-1 contains a compressed carbon block which provides tremendous capacity to remove and/or reduce impurities and sediment that may be present in your drinking water. The carbon block has millions of active sites on it's surface and within the structure which can absorb impurities like a sponge, and can adsorb and hold other types of impurities on it's surface like a magnet. The WSG-1 filter can catalytically breakdown other impurities very similar to the way a catalytic converter works in your automobile. The Water Sentinel WSG-1 refrigerator filter is designed to provide up to six months of life or 300 gallons and is an economical alternative to expensive OEM filters. The WSG-1 water filter does not remove minerals which may be beneficial to health. The Water Sentinel WSG-1 Refrigerator Replacement Water Filter has been tested by the manufacturer against ANSI/NSF Standard 42 for the reduction of Chlorine Tastes and Odors.