The official business definition of HVAC Enthalpy may be complex, but it’s an important concept to understand in the field of heating, ventilation and air conditioning (HVAC). In essence, HVAC enthalpy is a measure of the total heat content in a volume of air, including the sensible and latent components. This term is used extensively in HVAC applications, such as calculating duct sizes and cooling load requirements. To make sure your business runs efficiently and effectively, it’s essential to know all about HVACHVAC Enthalpy and how it affects the energy balance of your building, equipment and personnel!