Building Turbines, Inc. offers a unique, patented wind turbine product that can bring the dream of clean, affordable wind energy to a reality. The turbine is equipped with a 5kW alternator, is lightweight, low profile, low maintenance, and creates almost no noise or vibration. There is no other wind turbine in existence with these exemplary and robust structural, mechanical and electrical characteristics that are particularly important when mounting a renewable energy system onto a building's roof.