The ventilating fan is driven by an electric motor to drive the airflow to drive the airflow, so that the indoor and outdoor air exchanges a type of air conditioning electrical appliance. Also known as the ventilation fan. The purpose of ventilation is to remove the dirty air inside the room and adjust the temperature, humidity and sensation. Ventilation fans are widely used in homes and public places. As shown in the figure, the design of the Jinling brand luxury blinds wind pressure type ventilation fan circuit.
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