NV C-21C Sheet Metal Practice Questions - Nevada C-21C Sheet Metal Contractor Examination Exam

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Under NAC 624.380, which work is authorized for a Nevada C-21C sheet metal contractor but expressly excluded from the classification?

Fabrication and installation of HVAC ducts, flashings, and metal roof systems, but not equipment that uses refrigeration as an integral part of the system Installation of complete refrigeration condensing units and refrigerant piping Charging and recovery of refrigerant in packaged air-conditioning equipment Replacement of compressors, expansion valves, and filter-driers

Correct Answer:

Fabrication and installation of HVAC ducts, flashings, and metal roof systems, but not equipment that uses refrigeration as an integral part of the system

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