NICET ITWBS Level II Practice Questions - NICET Inspection And Testing Of Water-Based Systems Level II Exam

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A technician performs the 3-year air leakage test on a dry pipe system by pressurizing the system to 40 psi. To pass under NFPA 25 (2023), the system must hold for 2 hours while losing no more than:

1 psi 3 psi 5 psi 10 psi

Correct Answer:

3 psi

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