Use this replacement filter with your Samsung refrigerator to provide clean, fresh-tasting water and ice from your side-by-side or French door refrigerator. For best results, replace your Samsung filter every 6 months. This refrigerator water filter is used in select Samsung French door and side-by-side refrigerators with filter access inside the refrigerator. While retaining beneficial fluoride, this NSF Certified refrigerator water filter reduces cysts, chlorine taste and odor, particulates (Class I), lead and mercury. Replace your Samsung Refrigerator water filter every 6 months to ensure clean, safe drinking water. Samsung water filters are tested and certified by NSF International, a not-for-profit, non-governmental organization dedicated to public health, safety and environmental protection. Reduction of Contaminants: Samsung water filters use only a high-grade carbon block which removes over 99% of the potentially harmful contaminants that may be present in your water, including: Chlorine Taste & Odor: Chlorine is used widely to treat water but may add a particular taste and odor to the water Heavy Metals & Chemicals: Lead, asbestos, benzene, mercury and carbofuran; these common industrial contaminants with high toxicities can infiltrate the water source and be potentially harmful to your health Microbial Cysts: Parasites such as cryptosporidium are commonly found in lakes and rivers. They have a high resistance over disinfectants such as chlorine and thus may be present even in treated water.