GREAT TASTING: Great tasting water for the whole family, this Drinking Water Filter Removes the Suspended Solids, Cloudiness, Parasites, Pathogenic Bacteria, Chlorine and Bad Taste in your water SUBSTAINABLE: Ceramic is 100 percent natural, 80 percent less plastic waste than other available synthetic cartridge filters. For use in gravity gravity filters LONG LIFE: Replacement Water Filter Cartridge Candles with a wingnut for British Berkefeld Stainless Steel Gravity filters and any other compatible Gravity Filter Systems - 6 Months BPA free Long Life ceramic UNIQUE CERAMIC: Filters are self sterilizing and re-cleanable. Our unique ceramic has BioTect protection that prevents bacteria growing on or through it. FILTERING WATER SINCE 1826: For almost 200 years has continuously technically improved our water filters. We proudly export water filters from the UK to over 140 countries globally, saving thousands of lives every year. Made from sustainable natural materials, our ceramic filters provide up to 99.9999 percent filtration of bacteria. Our filters have been tested to effectively reduce over 230 containments including sediment, chlorine, heavy metals (including lead), microplastics and many more.