Drying room fan for use in multi-family houses, has external temperature detector arranged at building cladding, room temperature sensor arranged at inner drying room outer wall, and temperature sensor for measuring temperature of wall

摘要

The fan has a hygrometer, and an external temperature detector arranged at a building cladding, and a room temperature sensor arranged at an inner drying room outer wall. A temperature sensor is provided for measuring temperature of the outer wall, where the fan is attached to the outer wall with core holes. A one-way Ventilation flap is closed when the fan is activated by an electronic circuit.