Centrifugal exhaust fan use the special motors from motors factory,confirm the high quality,and no burning for ever.SUS 430 steel blade,1.2mm thickness.
Centrifugal exhaust fan centrifugal device adopt high quality PA66 nylon and fiberglas ,have one good anti-corrosive ability ,and beauty.
Centrifugal exhaust fan adopt the CNCtechnology to manufacture,and control the quality
Safety Protecting Net (Made of Hot-Dip-Galvanized Steel with Welded wire mesh machine, then static coating with silver for further protection and beauty)
High quality aluminum-magnesium alloy and Bearing