Recommended: Web Site Resources For Solar Power and Wind Power

Swift

This is the first quiet rooftop wind turbine that generates electricity by harnessing the power of the wind providing you a cost effective energy source for domestic, community and industrial use.

http://swiftwindturbine.com/

GreenEnergy Technologies

The WindCube® wind generator relies on its “wind tunnel” effect known in physics as the Bernoulli Principle. While the rest of the wind industry generates energy through the use of free-stream wind, the WindCube® captures and amplifies the wind, which produces more kilowatt-hours (kWh).

http://www.getsmartenergy.com