NV C-1H Water Heater Practice Questions - Nevada C-1H Water Heater Contractor Examination Exam

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The 2018 UPC exempts which appliance from the combination T&P relief-valve requirement that applies to storage water heaters?

Any tankless heater, regardless of size An electric storage heater of 40 gallons or less A listed nonstorage instantaneous heater with an inside diameter of not more than 3 inches A gas storage heater with input of 40,000 Btu/h or less

Correct Answer:

A listed nonstorage instantaneous heater with an inside diameter of not more than 3 inches

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