Vaillant VRC700F Wireless RF Digital Weather Compensator

The VRC 700F wireless radio frequency digital weather compensator constantly monitors the outside temperature and adjusts the boiler output to maintain the desired room temperature. Just one rotary knob and two push buttons are needed to select and change data, making it simple to fine-tune your heating system. If installed in your living area, the VRC 700 also acts as a room thermostat. Complete with plug-in receiver and wireless sensor. Works with our complete range of Vaillant boilers Flexible time programs Works with S & Y plan systems Clear, high contrast backlit display