Casing and impeller made of high-quality and durable UV-resistant plastic. 

Specially designed Mixed flow Impeller provides high air capacity and very low noise level.

Reliable and low-watt electric ball bearing motor

Motor equipped with built in thermal overload protection and maintenance-free ball bearings for 40 000 hrs non-stop operation.

Fan equipped with a thermal actuator which provides smooth opening and shutting of automatic louver shutters for air back flow preventing.

12 V DC Motor Model available which performs both exhaust and fresh air application.