Room controller for wall mounting. Suitable for controlling central, hot water floor, electric, night storage heaters, etc...Extremely reliable, 5-year warranty. Switch on/off and pilot light, controller requests heat. Output for heating or cooling. Bimetallic technology with thermal feedback and high precision. Range narrowing in the adjustment knob as a heating cost brake. Temperature setback possible via external timer. Housing color pure white, similar to RAL 9010. Surface mounting or directly on flush-mounted box with vertical mounting holes or with snap-on mounting on DIN rail.