Turbine Roof Vents How They Work

Intake vents located at the lowest part of the roof under.

Turbine roof vents how they work.

Turbine vents use a combination of wind and convection to extract stale hot air from inside your home and replace it with the cool clean air from the outside. The same steps can be used when doing a whirlybird roof turbine vents. Find roof turbine vents at lowe s today. The popular ridge and soffit ventilation systems and the traditional metal pot vents are also passive ventilation systems.

Dependable construction has made a video on how to replace a turtle vent on a roof. How do turbine roof vents work. A small 12 inch diameter turbine vent with a constant wind speed of 5 miles per hour mph can remove 347 cubic feet of air per minute cfm from the attic space. Flat roof vents have no moving parts to break or squeak but don t vent as much air as wind driven vents.

Unlike turbines this venting style does not have any moving parts. Wind driven roof vents will pull more air from the attic but only when the wind is blowing. When the wind blows the right way it turns the fan which in turn draws up air from the attic and disperses it. A turbine is installed directly on the top of a roof and uses wind power to suck hot and humid air out of the attic.

A turbine vents spins with the slightest breeze. It houses a circular fan that s very sensitive to breezes. A turbine vent is a passive ventilation device. Cool air in hot air out attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

Because warm air rises up the wind powered vents with their spinning action tend to suck the air outside. A turbine has a series of vanes that spin as wind passes through them. Much like a window this round vent is powered by the wind. 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.

While a turbine looks a little complex at first glance it s actually very simple. Whirlybird roof turbine vents are as easy to install as turtle vents and are one of the most popular ways remove hot air out of the attic space. The intake should be installed at the soffits or blocking where the walls meet the roof.