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Question # 9

Which device must be used to protect a potable supply line connected to a chemical laboratory faucet?

Options:

A.

Double check valve assembly

B.

RPZ assembly

C.

Pressure vacuum breaker

D.

Air gap only

Viewing question 9 out of 72 questions
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Name Journeyman Plumber
Code Journeyman Plumber
Vendor Construction and Industry
Certification State Licensing Boards

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