air valve
A valve used to admit or discharge air from a pipeline.
valve
General
balancing valve, balancing plug cock
A valve used in a pipe for controlling fluid flow; not usually used to shut off the flow.
Glossary
fire-protection sprinkler valve
A valve used as an automatic means of controlling the flow of water in a fire-protection sprinkler system.
Glossary
burst pressure
Of a valve, the maximum pressure which can be slowly applied to the valve (e.g., at room temperature, for 30