Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an...

in heating, ventilation, and air conditioning (HVAC) to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust...

of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE /ˈæʃreɪ/ ASH-ray) is an American professional association seeking to advance heating, ventilation...

Automotive air conditioning systems use air conditioning to cool the air in a vehicle. A company in New York City in the United States first offered the...

opened and closed and the air flow directed, which is part of a building's heating, ventilation, and air conditioning (HVAC) system. The placement and size...

Variable air volume (VAV) is a type of heating, ventilating, and/or air-conditioning (HVAC) system. Unlike constant air volume (CAV) systems, which supply...

Standard 62.1-2022: Ventilation and Acceptable Indoor Air Quality". Atlanta, GA: American Society of Heating, Refrigerating and Air-Conditioning Engineers. 2022:...

A dedicated outdoor air system (DOAS) is a type of heating, ventilation and air-conditioning (HVAC) system that consists of two parallel systems: a dedicated...

fresh air introduced into the air conditioning system is preheated (or pre-cooled) before it enters the room, or the air cooler of the air conditioning unit...

Fume hood Head-end power Heating, ventilation, and air conditioning Heat recovery ventilation Mechanical engineering Room air distribution Sick building...