We screen our contractors for their knowledge and experience with energy efficiency principles. Many are BPI-certified, and understand how the principles of air sealing and weatherization impact the total performance of a building.

We work closely with installers to verify the accuracy and effectiveness of executing the recommendations of an energy audit.

1. •    Weatherization/insulation
   

1. •    HVAC
   

1. •    Electrical
   

1. •    Windows
   

1. •    Solar: solar thermal and photovoltaic
   

1. •    Geothermal