For optimal useage, it should be at least 100ft higher that the trees in the close area to catch undisrupted prevailing winds. read more
A wind vane, also known as a weather vane, is a tool used to determine the direction the wind is blowing from. These instruments have been in use for centuries, dating from around 50 BCE. They come in many designs, from sleek and professional to ornamentally fun, but they usually follow similar aerodynamic design rules. read more
The moving wind vane gave an approximation of the current wind direction. By knowing which direction that a barn or other structure was oriented, it was simple to determine the wind without the benefit of directional letters mounted to a wind vane on the rooftop. read more