Chase Tower celebrated its 40th
birthday by realizing substantial efficiency gains (and utility
savings) after a five-year, four-phase mechanical systems upgrade.
Ductwork, VFDs, and chilled water upgrades all have the 60-story
space feeling young on the inside.
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.