Water passes through various underground pipes before reaching our taps. The pipes that carry water to our homes can affect the quality of water. Tap water might have rust from old pipes, dangerous compounds, pesticides, pharmaceuticals, and other contaminants. Most of us store tap water in the refrigerator. A water filter is essential for you if you enjoy taking chilled water direct from the fridge for consumption. That is why it is necessary to have a refrigerator water filter. The purpose of the filter is to purify water is to prevent you from health hazards. Some refrigerators come with in-built filters, while others you have to install it yourself. One of the benefits of having a refrigerator water filter is to remove bad tastes and odors. The filters use a mixture of sediment plus carbon filtration. Although refrigerator water filters ensure you are drinking freshwater, they should be changed every six months. It is improper to use the filters for more than one year. When you use a filter for more than a year, it is quickly saturated with contaminants. After sometimes, debris and dirt might clog the filter contaminating the water. Keep reading for more details.