KV-EX-FD series is a axial flow exhausting fan with single-phase capacitor-running motor,the FTA series is axial flow exhausting fan with three-phase asynchronous motor,The product has the features of solid structure,attractive appearance,low noise low energy consumption.It is suitable used for air exhausting, ventilating, temperature reducing in factories, warehouses, offices, canteen, kitchens at the general conditions.