The application of sensible heat to supply air that has been previously cooled below the temperature of the conditioned space by either mechanical refrigeration or the introduction of outdoor air to provide cooling
The application of sensible heat to supply air that has been previously cooled below the temperature of the conditioned space by either mechanical/ absorption refrigeration or the introduction of outdoor air to provide cooling
The heating of air that has been previously cooled by cooling equipment or an economizer A heating device, usually a hot water coil, is placed in the zone supply duct and is controlled via a zone thermostat