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

Under the 2018 UPC, a storage water heater heating potable water must be protected by which listed relief device?

A vacuum breaker only, installed on the hot outlet An approved, listed combination temperature-and-pressure relief valve A boiler pop-off valve set at 30 psi A pressure-reducing valve on the cold-water inlet

Correct Answer:

An approved, listed combination temperature-and-pressure relief valve

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