Using the Somfy Thermostatic Radiator Valve you can have the right temperature in every room. Simply change the desired temperature on the valve or using the Somfy TaHoma. * Save Energy - only heat selected rooms * Optimize radiator control - smart placement of the temperature sensors secures accurate temperature measuring * Quiet yet powerful - the motor in the radiator valve is designed for optimal sound levels * Timer function - set each radiator individually according to your schedule Operate manually or from Somfy TaHoma Operable from Somfy app when combined with: TaHoma NOTE: remote io or TaHoma not included. The screen will be upside down on UK radiators with the valve pointing vertically