[400mm]

Roof ventilator, hardness, heat and low temperature resistance, anti-rust, durable, solid and reliable, very suitable for wind conditions, can be used for all kinds of vents.

Material: stainless steel
Process: polishing
Features: zero energy consumption, no rust, no leakage of rain

Working principle: make use of the air and heat convection caused by the natural wind and the difference between indoor and outdoor temperature to drive the turbine to rotate, so as to use centrifugal force and negative pressure effect to expel the indoor stale hot air.
Use scene: industrial workshop, farm, residential flue, etc

Warm tips:
we only cowling, the others are the exhibits, not included.
products for manual measuring, appear a little error belongs to the normal range. The product is taken in kind. Due to the influence of light, Angle and display color, slight chromatic aberration may occur, all within the normal range.