Compatible Refrigerator Water Filter 3 (3-packs) High grade carbon block, that removes over 99 percent of numerous potentially harmful contaminants which may be present in your water. Easy filter replacement: No tools of water-turnoff required to replace cartridge inside refrigerator Provides 6 months or 300 gallons of refreshing water for the average household Precision design makes our filter a perfect alternative to the original without water leaks, and quite easy to install requiring no tools. Use activated carbon to reduces chlorine taste, odor, sediment, dirt, rust, turbidity, heavy metals and harmful sediments. At the same time, does not remove beneficial minerals.