What Is Vacuum Breaker?

1.	What Is Vacuum Breaker?
Answer» A special self-acting valve or nay valve suitable for vacuum service, operated manually or automatically, installed to admit gas (usually ATMOSPHERIC air) into a vacuum or low-pressure space. Such valves are installed on HIGH points of PIPING and vessels to permit DRAINING and sometimes to prevent siphoning. A special self-acting valve or nay valve suitable for vacuum service, operated manually or automatically, installed to admit gas (usually atmospheric air) into a vacuum or low-pressure space. Such valves are installed on high points of piping and vessels to permit draining and sometimes to prevent siphoning.

Answer»

A special self-acting valve or nay valve suitable for vacuum service, operated manually or automatically, installed to admit gas (usually ATMOSPHERIC air) into a vacuum or low-pressure space. Such valves are installed on HIGH points of PIPING and vessels to permit DRAINING and sometimes to prevent siphoning.

A special self-acting valve or nay valve suitable for vacuum service, operated manually or automatically, installed to admit gas (usually atmospheric air) into a vacuum or low-pressure space. Such valves are installed on high points of piping and vessels to permit draining and sometimes to prevent siphoning.

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