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Glossary of Mold Related Terms


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Variable Air Volume System

Air handling system that conditions the air to a constant temperature and varies the outside airflow to ensure thermal comfort. Ventilation Air-Defined as the total air, which is a combination of the air brought into the system from the outdoors and the air that is being recirculated within the building. Sometimes, however, used in reference only to the air brought into the system from the outdoors.


Variable Air Volume System


An organism that carries disease such as an insect or rodent.


The process of supplying and removing air by natural or mechanical means to and from any space. Such air may or may not be conditioned.


Friction or resistance to the flow of a liquid


See "Volatile Organic Compounds."