Ventilator for greenhouse, poultry house and warehouse 1)Low noise, large air volume 2)Operating steady,long service life

Ventilator for greenhouse, poultry house and warehouse. 1)Special centrifugal shutter device, 100% open and close automatically

2)Dynamic balancing machine to test the blades,  ensuring to operating steady.

3)High efficient and energy-saving motor passed the national CCC certification. IP55, F grade.

4)Aluminum Alloy blade impeller adn pullery, light weight,  very tough and has excellent fatigue strength