Whirlybird Wind Turbine Roof Vent

This turbine vent has a whirlybird style turbine ventilator that is 12 inches in size.

Whirlybird wind turbine roof vent.

The 14 big whirly turbine moves 37 more air than the 12. The unit is built to last many years and does not require any maintenance. Turbine vents do indeed look like small wind turbines installed on your roof. Air vent airhawk 12 in aluminum externally braced roof turbine vent.

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. As the wind moves across your rooftop it turns these turbines and draws air up out of your attic area. Picture above shows both roof vents a rotary turbine vent on the left and an aura gravity ventilator on the right with curb mount flanges. Roof mounted wind turbine vents versus aura gravity ventilators.

Free delivery with 45 order. Of vented area for every 300 sq. It was very annoying. How much air must be moved.

Lomanco wind turbines are available in three sizes 8 12 and 14. A single 14 inch diameter turbine vent that is subjected to 15 mph winds can expel up to 1 342 cfm of air. 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. Typically a rooftop will use two or three of these.

Weathered wood galvanized internally braced dual bearing wind turbine model gic12ww view the master flow mechanical vents 35 45 35 45. Item 863694 model tob12sbr. No additional source of power is needed and turbines are available in a wide variety of sizes and styles. Features compared side by side.

A largely arbitrary rule of thumb that s been adopted into most building codes calls for 1 sq. This turbine vent is constructed to decrease the buildup of ice or condensation during the winter months which in turn will reduce energy bills. The 12 turbine is available in aluminum and galvanized. Lomanco is the home of the one and only whirlybird turbine ventilator the all weather turbine vent whirlybird turbines offer all of the essentials for energy savings and are geared toward going green.

Company info roof exhaust vents.