SmarterShade is a … developer of a smart window product that allows users to control the amount of light and heat entering a home or office through controlling the tint level on their window. The first generation of SmarterShade is a retrofit film system that is integrated into the window itself, according to the release.
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http://www.chicagobusiness.com/article/20130405/NEWS08/130409868/and-the-winners-in-clean-tech-are