SC Air Conditioning Practice Questions - South Carolina Air Conditioning Contractor Examination Exam

An 80-percent AFUE induced-draft warm-air furnace that is not condensing is typically:

Category III only when installed in a closet Unvented if the AFUE is 80 percent Category IV and vented with Schedule 40 PVC Category I and vented with Type B gas vent (or an approved chimney liner) per the IFGC

Correct Answer:

Category I and vented with Type B gas vent (or an approved chimney liner) per the IFGC

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