This attic space contains 18,000 cubic feet of air. A single 12-inch-diameter turbine vent can provide a complete change of air in the attic space every 52 minutes if the outside breeze is just 5 mph.

Q:Could you help me decide how to relieve oppressive heat in my rental house, a 1912 Southern California bungalow? In July, August and September, the second-floor bedrooms are uninhabitable until ...

Homeowners tend to think that by cooling down the attic, ... or turbine vents. Turbine vents. Also called whirly birds, turbine vents are wheels mounted near the ridge of the roof.

A single orb creates enough energy to power about one home annually or as much electricity as about 25 of the solar panels on the parking garage roof. Each of the units currently costs about $20,000.

A real fan of attic cooling. As of Wednesday, May 13, 2015 ... There is no need for a noisy old-style turbine vent to tackle them. Solar Attic Fans neutralise moisture and drive out heat, ...

A turbine needs to be at least 30 feet above the tree-line to be effective, which could mean as much as a 100-foot tower. The neighbors might consider that an eyesore or worry that it will fall down.

The need for efficient, reliable thermal management is growing, and passive cooling technologies like the Loop Thermosyphon offer a low-maintenance solution that enhances turbine performance while ...