On the surface, BACnet® might appear to be all about products and technology. A casual review of Google search results on BACnet certainly supports that view. Glancing at the first few pages of results suggests that most of what is published on BACnet focuses on its technical underpinnings, the system integration that it enables, or the products that support it.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.