Since turbines are attached directly to attic spaces they can siphon away that moist air effectively.
Purpose of roof turbine vents.
They are easily installed.
A turbine vents spins with the slightest breeze.
While this also works in a ridge vent it is quite useful in turbines as they are attached to the roof making the dispersion a lot faster.
Turbine vents can replace the hot air in your attic in minutes.
How much air must be moved.
Turbine vent turbine vents are not low profile but in windy climates they provide more ventilation than other types of roof vents.
As soon as it starts to spin it vacuums air out of your attic.
Mother nature blows across the fins in the roof turbine vents as they exhaust the heat build up in the attic.
During the cold seasons vents help in dispersing moisture that may otherwise cause molds.
Wind driven turbine vent wind driven roof vents will pull more air from the attic but only when the wind is blowing.
All things being equal wind driven turbine vents also known as a whirlybird roof vent do move more air than flat vents but only when the wind blows.
Roof vents need to move hot humid air from the attic to the outdoors so that humidity doesn t build up and cause mold rot or other moisture problems that findlay roofing regularly sees when dealing with attic issues.
The popular ridge and soffit ventilation systems and the traditional metal pot vents are also passive ventilation systems.