§ 431.110 - Energy conservation standards and their effective dates.

Copy with citation
Copy as parenthetical citation

Each commercial storage water heater, instantaneous water heater, unfired hot water storage tank and hot water supply boiler (excluding residential-duty commercial water heaters) must meet the applicable energy conservation standard level(s) as specified in the table in this paragraph. Any packaged boiler that provides service water that meets the definition of “commercial packaged boiler” in subpart E of this part, but does not meet the definition of “hot water supply boiler” in subpart G, must meet the requirements that apply to it under subpart E.

Each residential-duty commercial water heater must meet the applicable energy conservation standard level(s) as follows: