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How should commercial heat pumps perform during a Central Ohio winter? Learn what normal defrost looks like, why backup heat runs, and which operating data helps explain comfort problems and energy use. This practical guide helps facility managers and building owners prepare for cold weather and recognize when professional service is needed.

Prepare your commercial HVAC system for the winter with ETS’s expert checklist. Learn the must-do maintenance steps to protect your equipment, improve efficiency, and avoid costly winter breakdowns.