The Ontario Technologist recently highlighted the fact that BlueGreen Consulting Group recently completed a research project with students of the Sustainable Energy and Building Technology program at Humber College.

We’re not sure where the image above came from, but for the record, though we love the classic magnehelic gauges, none were used for this study – only DG700′s that were recently calibrated!
The results of the study are being tabulated and written up as we speak and BGG anticipates publishing the study’s results in collaboration with Ryerson University’s Dr. Russell Richman.