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

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A gas-fired unit heater installed in a private garage, if not listed as flammable-vapor ignition resistant and not otherwise protected from vehicles, must have its ignition source elevated at least 18 inches and the appliance installed at least how far above the floor?

18 inches 3 feet 6 feet 8 feet

Correct Answer:

6 feet

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