The Danfoss Redia® series is a comprehensive portfolio of premium quality thermostatic sensors, produced in Denmark. The Danfoss Redia® thermostat uses liquid- filled technology, that gives fast reaction time and compact sensor size to fit most applications. The Danfoss Redia® thermostat is installed onto a radiator valve. The combination of the thermostat and radiator valve, controls the individual room temperature at a given setpoint by adjusting the flow of hot water through the radiator. The Danfoss Redia® thermostat is applicable to all types of heating applications, including applications with small calculated P-band.