This video challenges the long-standing myth that night setback consumes more energy during morning warm-up than it saves overnight. The featured case study demonstrated a 9% reduction in energy consumption, even though outdoor temperatures were lower during the setback period than during the comparison period without night setback. The results provide clear evidence that properly applied night setback can reduce heating energy while maintaining occupant comfort.
The Cure That May Have Made Things Worse
Some HVAC measures mandated for COVID and Legionnaires’ disease may have increased the very risks they were designed to prevent. The evidence didn’t always support the mandate. This video examines what the data actually shows — and what better alternatives look like.