پنجره ي هوايي FC-2 براي خانه مرغ مرغ چين، پنجره ي هوايي چين FC-2 براي توليد کننده هاي کشتي مرغي فروشنده ها، کارخونه شندانگ يوون سانه ماشينير کو رمزگشایی

The raw material is high quality engineering plastic by injection molding for higher density and firmness.
A pulley device is used on the air inlet doors to reduce friction and enhance the rope service life.
Anti-UV ingredients are added to the raw material, strong anti-againg, long service life. Better sealing, flexable opening, and anti-bird net at the air inlet.
Air guide plate is optional which efficiently control the airflow direction. If need it , please inform us in advance.