Gas Fitter Practice · Question
Which type of gas piping material is typically NOT permitted for concealed indoor installations?
Galvanized steel pipe is specifically prohibited for gas piping in many jurisdictions due to flakes of zinc coating potentially clogging appliance components.
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Question: Which type of gas piping material is typically NOT permitted for concealed indoor installations?
Answer options:
- Black iron pipe
- Copper tubing
- Corrugated Stainless Steel Tubing (CSST) ✅ Galvanized steel pipe
Correct answer: Galvanized steel pipe
Explanation: Galvanized steel pipe is specifically prohibited for gas piping in many jurisdictions due to flakes of zinc coating potentially clogging appliance components.
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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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