With aerodynamic design, our Fiberglass Cone Fan is one of the most energy-efficient fans available in the market, due to high standard class of fibreglass frame, it is free of corrosion even in very harsh environment, it is mainly used in large pig or cow barns, to efficiently refresh the air. These fans can also be used in combination with light traps and sealing doors etc. It is perfect design for tunnel ventilation or combine ventilation. It is one of the best performance fiberglass fan i...