CHINESE
◆ Natural wind drives, operating in 24 hours of whole day .
◆ High sensitivity , slight wind or the range of temperature can drive the tubine blade to turn around .
◆ Rotary stablely, quietly to improve the inner environment of room .
◆ Using complete senior axis bearing , no lubrication , solid , low fault rate .
◆ Corrosion resistance , acid and alkali proof , long service life .
◆ Electric shutters, could open and close automatically, low energy consumption, using conveniently.
◆ The shutters could choose 0-105 degrees adjustable shutters, control inside lighting and hooding casually.
◆ High galvanized sheet frame, with better shocking resistance function, anti-aging and anti-corrosion ,long time durable life.
◆ Wide application for breeding farm, greenhouse, factory, school, villa, office building and stadium, warehouse, workshop and so on.