Cooling installations and machines; cooling apparatus; evaporative cooling towers; refrigerant condensers, other than parts of machines; coils [parts of distilling, heating or cooling installations]; heat exchangers for the removal of exhaust gases; heat exchangers; cooling fans.
Environmental Control ApparatusInstallation services, repair and maintenance of cooling installations and machines, cooling elements, evaporative cooling towers, refrigerant condensers, coils, parts of distilling, heating or cooling installations, heat exchangers for the removal of exhaust gases, heat exchangers, cooling fans.
Building Construction and Repair