Petroleum Equipment Institute
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Vent Whistle [1]

A type of audible overfill prevention device used with aboveground tanks that produces a high pitched whistling sound continuously during the fuel delivery and stops when the alarm level is reached.

See also PEI/RP600 [2].


Source URL (modified on 10/23/2014): https://testing.pei.org/wiki/vent-whistle

Links
[1] https://testing.pei.org/wiki/vent-whistle
[2] https://testing.pei.org/node/336