节电优化设计，耗电量比国家标准耗电量低。风量大、噪音低。广泛应用于工业厂房、各类仓库、办公室、住宅等场所的通风换气。
FAD(S) adopts optimized design, its electricity consumption is lower than the national (China) standard. Featured by large air volume and low noise, it is widely used for ventilation of factory, warehouse, office, residential and etc.
