... Carbon, silver carbon, zeolite, Silca, Mineral sand, Bio ball)Life span : 6monthsSilver impregnated mineral stone : Prevent bacteria ... 5) Capacity:20L SM-248Descriptions:ceramic water filter, mineral ball filter and carbon cartridges water purifier/MINERAL WATER PURIFIER POT ... filterFive-layer Cartridge material: Activated Carbon, mineralizing ball, resin, mineral stone, Sand Quartz as per ...