The impeller is connected with the motor through the bearing box supported at both ends and coupling. The transmission loss is about 0.98. The inlet of the fan is equipped with an air intake box, the unilateral intake and bilateral intake are available. The air intake box is equipped with a louvered regulating valve, which is connected with the electric actuator to control the opening and closing. It can transport up to millions of cubic meters of gas per hour. There are a variety of materials to choose from.

(Diagram of Type F fan: The picture shows a bilateral intake fan.)