The HVAC systems in this study were different for the different building types and sized for the locations. Each system included an economizer or not, based on the ASHRAE 90.1 criteria.
This RedVector course, Commercial HVAC Building Envelope is based on the work of Steven J. Emmerich, Tim McDowell, Wagdy Anis, which they did for NIST. The goal of the study was to assess the impact of envelope air-tightness on the energy consumption of commercial buildings in the US. ”
Learn more at www.RedVector.com