NM CID MM-2 Practice Questions - New Mexico CID MM-2 Natural Gas Fitting Examination Exam

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All combustion air for 120,000 Btu/h of indoor-air appliances will be supplied by a mechanical outdoor-air system. What minimum outdoor airflow does UMC Chapter 7 require?

12 cfm 1,200 cfm 120 cfm 42 cfm

Correct Answer:

42 cfm

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