The Hurricaneâ„¢ Wind-Driven Turbine Gravity Ventilator allows users to ventilate their commercial or industrial building without the need for a powered roof exhaust fan, the company says. The unit ...

The Model EVH-501 is a wind-driven rain louver designed to protect air intake and exhaust openings in building exterior walls from direct water penetration, even in the most extreme weather conditions ...

“The turbine has survived being hit by the edge of a hurricane, and it survived wind-driven snow and ice,” he says. WhalePower has also shown in demonstrations that tubercle-lined blades on industrial ...

Researchers are discovering that similar bumps could make wind turbines, fan blades ... to convince Canada’s largest maker of ventilation fans to license the design, which will appear in ...