Self-regulating thermostat for thermostatic valves on water heaters and radiators. Maintains a constant room temperature. Can be used in new installations as well as older, existing thermostatic valves. Can be fitted to thermostatic valves with M30 x 1.5 mm and M28 x 1.5 mm threads. Adapter included. Regulating temperature 0–28 °C. Cannot be max./min. set. Frost-protected. Designed for use with existing thermostatic valves on the Nordic market. Material: plastic and chromed brass. Wax motor. Dimensions: 84 mm long (100 mm with adapter) and 52 mm wide. EN-215.