Gas Fitter Practice · Question
Which of the following is an acceptable material for above-ground outdoor natural gas piping?
Black iron pipe is a commonly accepted and durable material for above-ground outdoor natural gas piping installations.
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Question: Which of the following is an acceptable material for above-ground outdoor natural gas piping?
Answer options:
- PVC (Polyvinyl Chloride)
- Copper tubing (Type G) ✅ Black iron pipe
- PEX (Cross-linked Polyethylene)
Correct answer: Black iron pipe
Explanation: Black iron pipe is a commonly accepted and durable material for above-ground outdoor natural gas piping installations.
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- What is the maximum allowed pressure for a propane system supplying a residential appliance?
- When installing a gas outdoor appliance, what is the minimum required clearance from an opening into a buildin
- Which code specifies the requirements for the installation of propane-burning appliances and equipment?
- What is the maximum allowed pressure drop for gas piping within a building, from the point of delivery to the
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