ICC PCS Practice Questions - ICC Plumbing Code Specialist (PCS) Exam

Per IRC Section P2503.5, the water supply system in a dwelling must be tested at what minimum pressure for what minimum duration?

Working pressure for 5 minutes 50 psi air or working pressure water for 15 minutes 100 psi for 30 minutes 10 inches of water column for 1 hour

50 psi air or working pressure water for 15 minutes

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