... factory, farm, greenhouse use Product Name: Exhaust Fans,Industrial Fan,Air cooling system,poutry fans Product Features: The optimal design and construction ... best cooling and ventilating product for factories etc.Applications:1.Industrial fields: textile, socks/clothes making, glass, molding, rubber, coating, ... /min1400r/min55800 Cbm/H1380x1380x400mm130-180m2 Agriculture /Green house Exhaust Fans