“Getting an efficient operating infrastructure does help, and it's always cheaper to do it on the initial build than it is to go back and retrofit,” said Tim Peglow, P.E., Associate Member ASHRAE. Join Peglow and 2021–22ASHRAE President Mick Schwedler, P.E., Fellow ASHRAE, as they discuss practical energy-efficient applications in hospitals and the 50% Advanced Energy Design Guide (AEDG), a sensible approach for engineers and building owners and operators to easily achieve advanced levels of energy savings without having to resort to detailed calculations or analysis.