When Ross Cailotto, the owner of R.E.C. Service Corp., heard about the KE2 Evaporator Efficiency controller (KE2 Evap), he knew he had found the solution. Before having the KE2 Evap, replacing an old Beacon system with mechanical controls meant moving product from the walk-in to temporary storage while the refrigeration system was off for 8 hrs or more.
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.