Plumber Red Seal · Question
What minimum test pressure is required for a residential gas piping system?
Residential gas piping systems typically need to be tested to a minimum pressure of 14 kPa (2 psi) for a sufficient duration, usually 15-30 minutes, to ensure t
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Question: What minimum test pressure is required for a residential gas piping system?
Answer options:
- 7 kPa (1 psi) ✅ 14 kPa (2 psi)
- 21 kPa (3 psi)
- 34 kPa (5 psi)
Correct answer: 14 kPa (2 psi)
Explanation: Residential gas piping systems typically need to be tested to a minimum pressure of 14 kPa (2 psi) for a sufficient duration, usually 15-30 minutes, to ensure there are no leaks before service is initiated.
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