Greebhouse electric air flow window

Specifications

1.Low cost,low energy consumption. 
2.Significant cooling effect.
3.Fresh,moist air: The cleanliness of air can be up to 99%.

Feature:
1). Material: the frame adopt advanced automatic process, thicker zinc coat, corrosive resistance.

2). There are seal rings and sealed strip between shutters to isolate outside noise, cdust and storms when it's closed. 
3). The special structure of the shutter makes it very safe. Under the ventilation circumstance, children won't pass over it.

4). Motor drives the connecting rod to turn over, shutters can turn 0-105 degree and angle can be adjusted.90 degrees for optimal ventilation, and 15-25degree for effectively prevent outdoor spy.

5). Easy to open and close with switch, easy to install.
6). The special Motor which can adjust the height of motor pole. 

7). The angel of the shutters can be changed to be make sure the ventilation of room and block harmful ultraviolet radiation.

The specification: