Water dispensers are an excellent solution to providing treated water to companies, hospitals, schools etc. As opposed to bottle devices they constantly deliver clear and healthy water obtained in reverse osmosis process. Water dispensers purify water of chemical and bacteriological pollution, as well as of chloride and gases which cause unpleasant taste and smell of water. Water dispensers allow to immediately achieve hot water of temperature from 85 to 100°C and cold water from 4 to 12°C.