PUREEASY patented ceramic water filter element is top-ranking in the world, which invented by senior water treatment experts Dr.Xiandong Sui from South China University of Technology. All the products are preserved by own independent intellectual property rights and obtained the Licence of China Ministry of health, Test report form third party test center such as TUV ,SGS etc. The filter forming process is different from others filter element, In comparison with others ceramic filter element in the market, under the the same pore size, PUREEASY filter has larger water flow rate, in the same water flow rate, PUREEASY filter has smaller pore size. Pureeasy's ceramic filter element can be used as parts of the household water filter and outdoor water filter/portable water filter,etc. The pore size of ceramic water filter element is from 0.1 micron to 1.0 micron, different filter fineness suit for different water quality and situation. Four series of ceramic filter elements can be producedaccording to user's requirements. Welcome to contact us for more information.