... factory, farm, greenhouse use Product Name: Exhaust Fans,Industrial Fan,Air cooling system,poutry fans Product Features: The optimal design and ... draft, it is the best cooling and ventilating product for factories etc.Applications:1.Industrial fields: textile, ... : large farms, greenhouse and livestock farms, etc. Product speicifcations: Voltage:380V/220VTotal Pressure:70PaNoise≤65db ModelInput PowerFan ...