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Home arrow Resources arrow ASHRAE Glossary
Glossary

 

The terms and definitions included in this glossary were taken from "ASHRAE Terminology of Heating, Ventilation, Air Conditioning & Refrigeration".
To access the complete glossary please visit ASHRAE's Bookstore.


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back siphonage

reverse flow in a water system caused by negative pressure in an incoming pipe, when the point of use is at atmospheric pressure. Note: Back-siphonage generally is more evident in an open water system 

 

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