Include 3 Filters: Compatible with Kenmore Filter Cartridge 46-9085, 9085, 46-90102, 90102, 46-9908, filter 5. Please release 3-5 gallons of water before use for better taste. Fresh and Clean Drinking Water: PERCOLA water purifiers are made from natural coconut carbon block material. It removes over 99% of suspended solids from water and removes some impurities such as sediment, chlorine taste and odor. Easy to Install: Twist and lock designed. Saves your time and effort with tool-free installation and leak-free fit. It is quick and easy to replace the filter by just taking several seconds without leaks. For its perfect compatibility, you will never worry that unfit or loose replacement refrigerator filters will cause the refrigerator to leak water and damage your kitchen floor. Replacement Tips: For clean, fresh water, replace every 6 months or 300 gallons (depending on actual use).