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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 pressure

increase in pressure in a consumer water system, or a branch, above the pressure at the service connection. Note: Back pressure generally is caused by pumps, thermal expansion, or reasons other than reduc­tion or loss of incoming pressure. It generally is more evident in a closed water system 

 

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