Product Description Easily accessible replacement filter cartridges: You can easily purchase the replacement filter cartridges of this filter system searching their model numbers. The model number of the black carbon filter is BB9-2. Comprehensive accessories set: This filter system ensures safety while staying stylish by adopting the 304 food-grade stainless-steel material for the housing, which ensures a durable and rugged structure. The metallic water level spigot included in the system fits the chamber perfectly without any leaks. These accessories come out of the box, and you don’t have to spend extra money buying any additional accessories. Efficient, advanced filtration: The filter media adopted in the King Tank is natural coconut activated carbon, which effectively reduces chlorine and improves taste. You can get up to 98.95% of chlorine reduction. The filter can effectively reduce heavy metals, sediment, and other impurities while improving the odor and taste. However, if there is a need for TDS reduction, feel free to check Waterdrop RO water purifiers. Metallic Water Level Spigot Superior Filtration Performance Longer Filter Lifespan Longer filter lifespan: The two carbon filters (black) can effectively filter up to 6,000 gallons of water. This can save you up to 45,000 plastic bottles (500ml) over the space of three years. Go for the King Tank water filter if you expect an economical and sustainable solution to water filtration. Ultimate convenience: King Tank water filter system can be easily set up and install all by yourself without prior plumbing experience. The water filter system requires no electricity to work. All you have to do is install and enjoy clean and pure drinking water at all times, even when the weather is terrible like flood or snowstorm. Versatile, large capacity system: The Waterdrop King Tank gravity-fed water filter system is equipped with a 2.25-gallon large capacity. This conveniently meets the water needs of a 4-person family, ensuring you get instant access to pure filtered water indoors or outdoors. On Aug-25-21 at 23:49:17 PDT, seller added the following information: