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EDF: Profile: Bill Keith, SunRise Solar

By August 24, 2017News/Awards

This profile was prepared by Collaborative Economics for Environmental Defense Fund.

February 17, 2009

Inventor of a solar attic fan that dramatically cuts energy bills
Bill Keith of St. John, Indiana had run a roofing company with his brother for 20 years when he invented his solar-powered attic fan, aiming to cut his customers’ electric bills.
Read more at http://apps.edf.org