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
Open -loop heat pump

Heat pump system that uses water in the earth as the heat transfer medium and then expels the water back to the earth in some manner.


Outdoor Coil/Condensing unit

The portion of a refrigeration system where the compression and condensation of refrigerant is accomplished. Sometimes referred to as the 'high side'.

 


Outlet

How the conditioned air enters the living space. These 5" diameter outlets (the size of a music CD; much smaller than conventional register grilles) can be placed in the ceiling, wall, or floor.


close box