World of heating engineering Furnace and heating control Electric/electronic measuring and control equipment for the decentralised control of heating
                        
                        
                          Room and zonal thermostats with communications interface Sensing elements for ambient temperature Thermostats
                        
                        
                          World of installation technology Measurement and control, building automation Measuring instruments and equipment
                        
                        
                          Instruments and equipment for humidity Instruments and equipment for air conditioning Instruments and equipment for flue gas, CO2 Instruments and equipment for air velocity / volume flow