Glossary of Heating, Ventilation and Air Conditioning Terms

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Latent Heat

Heat, that when added or removed, causes a change in state - but no change in temperature.


Liquid Line

A tube used to convey the liquid refrigerant from the condenser outlet to the refrigerant control device of the evaporator.


Load Estimate

A series of studies performed to determine the heating or cooling requirements of your home. An energy load analysis uses information such as the square footage of your home, window and door areas, insulation quality and local climate to determine the heating and cooling capacity needed by your furnace, heat pump or air conditioner.


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