50"fan

We are glad to let you know that We could supply various kinds of fans.Have started up after the motor-driven fan airflow, the air supplylines, the shutter open automatically when the shutter closure stands.

Indoorair pollution from thermal ventilation will naturally flow into the fresh air.(Applicable to vertical suction ventilation rooms, with chicken coop andgreenhouse flowers Greenhouse) Characteristics The fan features big windquantity, low noise, low energy consumption, smooth running, long life, elegantappearance and simple installation and so on.