A single 14 inch diameter turbine vent that is subjected to 15 mph winds can expel up to 1 342 cfm of air.
Turbine vents on roof.
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.
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Since turbines are attached directly to attic spaces they can siphon away that moist air effectively.
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As soon as it starts to spin it vacuums air out of your attic.
A turbine vents spins with the slightest breeze.
A turbine vent is a passive ventilation device.
The popular ridge and soffit ventilation systems and the traditional metal pot vents are also passive ventilation systems.