Manufactured with powerful centrifugal flow fan wheels, for exhausting air from commercial or industrial establishments. Widely used for kitchens, restrooms, laboratories and other applications reliable operation.

1. Centrifugal roof ventilators -- are designed to exhaust air against the resistance of a ductwork.
2. Up-blast centrifugal roof ventilators -- these models are installed and operate like the regular centrifugal roof ventilators, but with the added feature of projecting exhausted air away from the roof.
3. Wall mounted centrifugal ventilators -- are designed, where it is impractical to install the ventilators of the roof, these ventilators are either exhaust or air supply fans.