دانلود ویدیوی Wind Turbines for the Home (فیلم) از آپارات

This small scale wind turbine can produce up to 15kwh per day in the right conditions. It is quiet small and it's modern design looks great on the front of the house. It is a simple installation process and takes around 4 hours to complete. http://nutsandboltsdiy.com/residential-wind-turbines/
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