SC Heating Practice Questions - South Carolina Heating Contractor Examination Exam

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Using the IFGC 304.5.1 standard method, the minimum indoor volume that may supply combustion air is which of the following?

20 cubic feet per 1,000 Btu/h of appliance input 50 cubic feet per 1,000 Btu/h of appliance input 100 cubic feet per 1,000 Btu/h of appliance input 500 cubic feet per 1,000 Btu/h of appliance input

Correct Answer:

50 cubic feet per 1,000 Btu/h of appliance input

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