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.
Passive venting system flat roof.
Wind driven roof vents will pull more air from the attic but only when the wind is blowing.
Recommended airflows of either 10 000mm per linear metre or 25 000mm are determined by the pitch or the design of the roof and can be easily achieved using recommended product combinations.
Passive roof vents expel excess heat and moisture.
Passive roof vents encourage natural air flow and work without the aid of motorized fans.
Ice damming can often make the roofing materials weak and ineffective.
The benefits of passive roof vents.
Your roof will become much more durable once it is vented.
Passive roof vents allow air flow throughout the house without the use of fans.
Wickright passive ventilation devices dry out wet buildings stop roof parapet and wall leaks mold growth water damage many beautifully designed masonry buildings commercial multi family mixed use and single family buildings with low slope roofs and parapets have severe water damage mold growth and need immediate repair.
Roof vents enhance the overall comfort of the house by providing escape hatches for hot stale moist air which can reach temperatures of 150 degrees in summer.
Installing a roof ventilation system can help you in the following ways.
As a result the whole roof system will be prone to damage.
Whilst it is possible to retrofit passive ventilation solutions to existing buildings it is highly recommended to incorporate passive ventilation during the design phase of any new building project.
The key is to balance incoming air with outgoing and perform an annual maintenance checkup.
Could you imagine that the temperature can reach up to 150 degrees in the summer.