and air-conditioning system


Also found in: Dictionary, Thesaurus.

heating, ventilating, and air-conditioning system (HVAC system)

A mechanical system designed to satisfy the environmental conditions within an air-conditioned space, usually controlling the temperature, relative humidity, distribution and movement of air, and air cleanliness. Types of systems differ, but a basic system often includes an outside-air intake, chiller, preheater, dehumidifier, heating coil, humidifier, fans, duct-work, air outlets, and air terminals.
References in periodicals archive ?
The second innovation is an automatic temperature control (ATC) for off-road equipment heating and air-conditioning systems.
Our efforts are focused on creating greater operator comfort through more effective heating and air-conditioning systems in both high-volume and low-volume applications," he added.