Energy Efficiency Regulations, 2016 — 317
Energy efficiency standards — household 317 (1) The energy efficiency standards set out in column 3 of Table 1 to this section apply to household gas boilers described in column 1 that are manufactured during the periods set out in column 4. Testing standard — household (2) A household gas boiler complies with the energy efficiency standard if it meets that standard when tested in accordance with testing procedures established by the standard set out in column 2 of Table 1 that are applicable to a gas boiler as defined in section 315. Energy efficiency standards — commercial (3) The energy efficiency standards set out in column 2 of Table 2 to this section apply to commercial gas boilers described in column 1 that are manufactured on or after January 1, 2025. Testing standard — commercial (4) A commercial gas boiler complies with the energy efficiency standard if it meets that standard when tested in accordance with testing procedures established by 10 C.F.R. Appendix A that are applicable to a gas boiler as defined in section 315. TABLE 1 Item Column 1 Column 2 Column 3 Column 4 Energy-using Product Testing Standard Energy Efficiency Standard Period of Manufacture 1 Household gas boilers that are intended for low pressure steam systems CGA P.2 Annual fuel utilization efficiency ≥ 75% On or after December 31, 1998 and before September 1, 2010 2 Household gas boilers that are intended for low pressure steam systems CSA P.2 for annual fuel utilization efficiency Annual fuel utilization efficiency ≥ 80% No continuously burning pilot light On or after September 1, 2010 and before January 15, 2021 2.1 Household gas boilers that are intended for low pressure steam systems CSA P.2 for annual fuel utilization efficiency, standby power and off-mode power Annual fuel utilization efficiency ≥ 82% No continuously burning pilot light Standby power ≤ 8 W Off-mode power ≤ 8 W On or after January 15, 2021 3 Household gas boilers that are intended for hot water systems CGA P.2 Annual fuel utilization efficiency ≥ 80% On or after December 31, 1998 and before September 1, 2010 4 Household gas boilers that are intended for hot water systems CSA P.2 for annual fuel utilization efficiency Annual fuel utilization efficiency ≥ 82% No continuously burning pilot light On or after September 1, 2010 and before September 1, 2012 5 Household gas boilers that are intended for hot water systems and have tankless domestic water heating coils CSA P.2 for annual fuel utilization efficiency Annual fuel utilization efficiency ≥ 82% No continuously burning pilot light On or after September 1, 2012 and before July 1, 2023 5.1 Household gas boilers that are intended for hot water systems and have tankless domestic water heating coils CSA P.2 for annual fuel utilization efficiency, standby power and off-mode power Annual fuel utilization efficiency ≥ 90% No continuously burning pilot light Standby power ≤ 9 W Off-mode power ≤ 9 W On or after July 1, 2023 6 Household gas boilers that are intended for hot water systems and do not have tankless domestic water heating coils CSA P.2 for annual fuel utilization efficiency Annual fuel utilization efficiency ≥ 82% No continuously burning pilot light Equipped with automatic water temperature adjustment device and not operable without the device On or after September 1, 2012 and before July 1, 2023 7 Household gas boilers that are intended for hot water systems and do not have tankless domestic water heating coils CSA P.2 for annual fuel utilization efficiency, standby power and off-mode power Annual fuel utilization efficiency ≥ 90% No continuously burning pilot light Equipped with automatic water temperature adjustment device and not operable without the device Standby power ≤ 9 W Off-mode power ≤ 9 W On or after July 1, 2023 TABLE 2 Item Column 1 Column 2 Energy-using Product Energy Efficiency Standard 1 Commercial gas boilers that have an input rate of ≥ 87.92 kW (300,000 Btu/h) but ≤ 732.68 kW (2,500,000 Btu/h) and are in