FRESH FILTERED WATER: Samsung water filters reduce contaminants, giving your family fresh tasting water REDUCES CONTAMINANTS: Samsung’s ultra-high-grade carbon block reduces 99% of potentially harmful contaminants GENUINE SAMSUNG FILTERS: Samsung filters are designed to work with your refrigerator to avoid the risk of flooding while giving you clean, filtered water TO AUTHENTICATE: Use Authentication Tag to make sure your filter is a genuine Samsung filter; 1. Detach Authentication Tag from filter; 2. Place Tag over the back of provided magnet; 3) Green stripes will appear if it’s an authentic Samsung water filter LONG LASTING USE: Samsung refrigerator water filters offer long-lasting use and easy installation; It is recommended to replace your water filter every 6 months AVOID WATER DAMAGE: Only Samsung filters are guaranteed to perform correctly with your refrigerator.