"Ceramic Dome FilterRemoves sediment particles and rust up to 0.3 micron and larger.Replace annually depending on water quality and usage.Carbon FilterActivated carbon removes Chlorine, Trihalomethanes, Organic Chemicals and Unpleasant Tastes and Odours creating fresh and clean purified water.The Filter contains Bio-Ceramic, infra red balls which activates the water molecules in our bodies.Replace annually depending on water quality and usage.Mineral StonesThese stones are mined between 300 to 600 metres below sea level on an unpolluted Korean Island.Contains Germanium which is health giving and cancer preventing.Continuously releases more than 20 kinds of ionised minerals and adjusts the PH of the water to a mild alkaline.Replace annually depending on water quality and usage."