What is considered to be the critical level of a pressure - ProProfs Discuss
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What is considered to be the critical level of a pressure vacuum breaker assembly if it is not marked?



A. The air inlet valve
B. The bottom of the inlet piping
C. Shut-off valve #2
D. The bottom of the valve body
E. The bottom of the discharge piping

This question is part of Backflow qiz 3
Asked by Michael Byrnes, Last updated: Jan 23, 2020

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1 Answer

pbarton

Pbarton

Answered May 11, 2018

The bottom of the valve...Read More
 

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