Water chillers are an integral part of industrial air conditioning and various industrial processes. In the food industry, various liquids are used in alcoholic and soft drinks production, milk storage and its various products preparation, autoclaves cooling, as well as in pharmacy and anywhere else where it is necessary to cool the warm liquid. In the production industry, it is an integral part of printing houses, in metal or plastic foundries it is used to cool products and implement various industrial processes. "Ekosaltis" is engaged in the production and installation of water chillers of different operating power. Available variant with or without a box, each time under the circumstances and each time under the individual order so that the product would always comply with the customer's requirements. The use of modern technologies allows to design a combined unit for water heating - cooling with the help of heat pump.