Turbine Roof Vents How They Work

The same steps can be used when doing a whirlybird roof turbine vents.

Turbine roof vents how they work.

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. Because warm air rises up the wind powered vents with their spinning action tend to suck the air outside. When the wind blows the right way it turns the fan which in turn draws up air from the attic and disperses it. Unlike turbines this venting style does not have any moving parts.

A turbine vents spins with the slightest breeze. 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. A turbine has a series of vanes that spin as wind passes through them. As soon as it starts to spin it vacuums air out of your attic.

The popular ridge and soffit ventilation systems and the traditional metal pot vents are also passive ventilation systems. How do turbine roof vents work. The intake should be installed at the soffits or blocking where the walls meet the roof. 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.

Dependable construction has made a video on how to replace a turtle vent on a roof. Much like a window this round vent is powered by the wind. While a turbine looks a little complex at first glance it s actually very simple. Find roof turbine vents at lowe s today.

A turbine vent is a passive ventilation device. A single 14 inch diameter turbine vent that is subjected to 15 mph winds can expel up to 1 342 cfm of air. A ridge vent runs across the top of the roof s peak. 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.

It houses a circular fan that s very sensitive to breezes. Flat roof vents have no moving parts to break or squeak but don t vent as much air as wind driven vents. Intake vents located at the lowest part of the roof under.