Bluestone Energy’s recent retrofit of Mack Technologies’ facility was featured in an article in the Lowell Sun. From the article: Mack Technologies celebrated its successful effort to reduce energy consumption in an event with state and town officials and industry representatives on Wednesday. According to Kovach, the new “intelligent” lighting system that includes motion sensors and remote online control took about a month to install and cost $330,000. National Grid provided about $130,000 in financial […]

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