• The roof fan has both the fan function and the wind and rain prevention function, and prevents air backflow.
• There are axial flow, centrifugal, no power turbine, ordinary, explosion-proof, anti-corrosion types.
• Compact structure, small inertia, anti-corrosion, anti-pressure, anti-aging, long life, easy installation.
• Used in industrial and civil buildings, used as roof exhaust air, ventilation and residual heat discharge.