It is the filtering element of the water filter. Its function is to remove the impurities present in the water, making it clean and safe for consumption. Cerâmica Stéfani manufactures four types of Cartridges: - Tradicional Ceramic Cartridge: made of microporous ceramic, filters and retains solid particles present in the water, making it crystalline. - Dechlorinating Ceramic Cartridge (Double action): it is a Dechlorinating cartridge that contains, in its interior, activated carbon (GAC – Granular Activated Carbon), a plant material obtained from coconut shell and used worldwide in water purification systems, since it reduces the amount of chlorine, tastes and odors present in the water. - Sterilizing Ceramic Cartridge (Triple Action): Dechlorinating and Sterilizing, with colloidal silver coating applied on the inside of the cartridge among with the activated carbon, working to filter and reduce the presence of bacteria and chlorine, which in excess, are harmful to human health. The silver coating applied on the inside penetrates the pores of the filtering element preserving its sterilizing property. - Press: being smaller, it is the specific candle for pressure filters (Stéfani Press) with activated carbon, retains solid particles present in the water.