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
Manometer

An instrument used for measuring the pressure of liquids and gases.


Matched System

An air conditioner or heat pump system composed of equipment that has been certified by ARI to work together to deliver the specified heating and cooling capacity at the stated efficiency rating.


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