1:Frame:galvanized steel sheet, the layer of the galvanization is 180g/m2.and the frame is one-off molded.also there is a outlet in the bottom.
2:Fan Blades:6 pieces mirror face stainless steel blades with the diameter of 1270mm and the angle of the blades is patented designed.
3:Shutter:high strength hot galvanized steel sheet.
4:centrifugal system which can ensure the shutter opens with the angle of 90 degree under all the condition.
5:Belt Pulley:the V type belt pulley is aluminium magnesium alloy injection moulded.so its light and high-strength.
6:Belt:the belt is imported from Japan it is ametabolic in a longtime.
7:Motor:The motor is high efficiency and low wastage of energy and have accredited 3C certification. the Grade of Protection is IP55 and the Insulation Grade is F.
8:Performance:it is used to ensure the minimum and transverse
green house ventilation fan