The Danfoss Aero® series is a comprehensive portfolio of premium quality thermostatic sensors, produced in Denmark.The tamperproof version of Danfoss Aero® thermostat is used for room temperature control in public buildings, e.g. governmentoffices, hospitals, schools, etc.Danfoss Aero® thermostats use a unique gas filled technology, that gives the fastest reacting self-acting thermostat in the world.The Danfoss Aero® thermostat is installed onto a radiator valve. The combination of the thermostat and radiator valve, controlsthe individual room temperature at a given setpoint by adjusting the flow of hot water through the radiator.The tamperproof version of Danfoss Aero® thermostat is applicable to all types of waterbased heating systems.The use of Danfoss Aero® gas-filled thermostats is highly recommended for applications with small P-band (1K).