Roof ventilator driven by natural horizontal and vertical airflow caused by temperature difference between indoor and out door.
Materials :
The roof ventilator use high quality 304/2B stainless steel. Japanese NSK bearing; fireproofing reinforced nylon trestle or metal trestle; rivet to connect.

Benefits :
•Due to the scientific design of vanes,Roof ventilator can even be driven under breeze.
•Light weight, high revolving speed, strong corrosion resistance
•sturdy and durable, clean and smooth, uniform color, and easy maintenance.
•Japanese NSK sealed self lubricating bearing.
•no energy cost,noiseless,efficient exhausting.
•It begins to revolve at the wind speed of 0.12m/ s.
•Low maintenance and easy installation.

Scope of Application:
Workshops,factories and warehouse with high corrosive air and high poluution.


Roofing Angle:
Applied in different roofing in the scope of 0-22.5 oblique angle.

Warranty: 15 years