California State Automobile Association
Antioch, California

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In a published studies on energy conservation employing daylighting design strategies, Pacific Gas & Electric, (PG&E), one of the nation's largest electric utilites, commended the use of Heat Mirror TM insulating glass. Heat Mirror's high visible light transmission minimizes the need for electric light at a Cal State Automobile Association (CSAA) office . For copies of these case studies, contact PG&E's Pacific Energy Center in San Francisco (415) 973-7206, or check their website.

http://www.pge.com/pec/daylight/office.html

Glass : Heat Mirror IG