This model is used as an inline fan, and where a utility fan could not be used because of the space limitations.
Casing: the casing is made of ST-37 and coated with 3 layers of epoxy paint.
Impeller: the Impeller is made of ST-37 and coated with 3 layers of epoxy paint.
Electrical Motor: CDV is a direct driven fan and the electrical motor is one or three phases chosen from the best quality E.U made motors available in the local market. Mostly IP 54 class B is used.