[Class : 11] Apparatus And Installations For Heating, Steam Generating, Refrigerating, Drying And Ventilating Purposes; Installations And Apparatus For Generating Steam; Steam Accumulators And Valves; Heat Exchangers, Not Being Parts Of Machines; Air Humidifiers; Air Dehumidifiers; Heat Generators; Heat Pumps And Accumulators; Heating Boilers; Heating Installations And Elements; Cooling Apparatus And Evaporators; Cooling Units For Industrial Purposes; Air Cooling Apparatus; Heating And Cooling Panels Used For Indoor Heating And Cooling Purposes; Steam Valve; Air Valves For Steam Heating Installations; Automatic Temperature Regulators [Thermostatic Valves] For Central Heating Radiators; Thermostatic Radiator Valve Emission Control Systems Comprised Primarily Of Indirect Contact Heat Exchangers And Ozone Based Control Devices Using Gas And Vapor Condensing To Control And Treat Emissions.