Don Koppin's Groups (3)

  • Marketing Energy Efficiency

    250 members Latest Activity: Aug 24

    Sharing ideas, tools and examples of promoting energy efficiency to consumers

  • Best Practices (Residential)

    320 members Latest Activity: on Sunday

    Best Building, Retrofitting, or even Auditing Practices - what are they, what should change, what needs to find it's way to the dust bin of…

  • Home Energy Pros on Twitter

    64 members Latest Activity: Sep 8

    We've created a twitter list of members of Home Energy Pros who tweet about home performance and energy efficiency!


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