control operation a room thermostat should be installed in a quiet zone free from disruptive influences (heat emission) such as sunlight, other sources of heat, curtains and covers etc. independent design, resulting from these functional, practical demands. Thus ideal, fault-free operation is assured and the benefits of single room control are fully optimised. Alpha-Thermostat types are as special as the demands are diverse. The whole range of demands for perfect individual room control is covered; from Alpha-Thermostat Standard for universal use right through to the Alpha-Thermostat EIB · Radiators · Convector heaters |