Fire centrifugal fan boxIt is an indispensable type of centrifugal fan box in buildings. This fire-fighting centrifugal fan box has the advantages of smooth operation, low noise, small size, beautiful appearance, and simple installation. The fire-fighting centrifugal fan box mainly adopts double suction forward multi wing or backward curved centrifugal fans and soundproof cabinet type boxes, which are recognized in many occasions. It is mainly used in pipeline air supply and exhaust in factory workshops, commercial entertainment and other occasions.