Energy Efficiency Regulations, 2016 (SOR/2016-311)
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Regulations are current to 2024-08-18 and last amended on 2024-03-27. Previous Versions
PART 2Energy-Using Products (continued)
DIVISION 6Water Heaters (continued)
SUBDIVISION BGas-Fired Storage Water Heaters (continued)
Marginal note:Type
374.1 For the purpose of these Regulations, a gas-fired storage water heater is one of the following types:
(a) household, if it has an input rate of less than or equal to 21.97 kW (75,000 Btu/h); or
(b) commercial, if it is has an input rate of greater than 21.97 kW (75,000 Btu/h).
Marginal note:Energy-using product
375 (1) A gas-fired storage water heater is prescribed as an energy-using product.
Marginal note:Limits
(2) However, for the purposes of sections 4, 5 and 376, a gas-fired storage water heater is not considered to be an energy-using product unless
(a) it is a household gas-fired storage water heater that is manufactured on or after February 3, 1995; or
(b) it is a commercial gas-fired storage water heater that is manufactured on or after July 1, 2023.
Marginal note:Energy-efficiency standards — household
376 (1) The energy efficiency standards set out in column 3 of Table 1 to this section apply to household gas-fired storage water heaters described in column 1 that are manufactured during the periods set out in column 4.
Marginal note:Testing standard — household
(2) A household gas-fired storage water heater 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-fired storage water heater as defined in section 374.
Marginal note:Energy efficiency standards — commercial
(3) The energy efficiency standards set out in column 3 of Table 2 to this section apply to commercial gas-fired storage water heaters described in column 1 that are manufactured on or after July 1, 2023.
Marginal note:Testing standard — commercial
(4) A commercial gas-fired storage water heater 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 2 that are applicable to a gas-fired storage water heater as defined in section 374.
Column 1 Column 2 Column 3 Column 4 Item Energy-using Product Testing Standard Energy Efficiency Standard Period of Manufacture 1 Household gas-fired storage water heaters CSA P.3-04 Energy factor of ≥ 0.67 – 0.0005 Vr On or after February 3, 1995 and before December 31, 2016 2 Household gas-fired storage water heaters CSA P.3-04 Energy factor of ≥ 0.675 – 0.00039 Vr On or after December 31, 2016 and before January 1, 2018 3 Household gas-fired storage water heaters that have a first-hour rating of < 68 L (18 US gallons) CSA P.3-04 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.675 – 0.00039 Vr; or
(b) uniform energy factor of ≥ 0.3456 –0.00053 Vs
On or after January 1, 2018 4 Household gas-fired storage water heaters that have a first-hour rating of ≥ 68 L (18 US gallons) but < 193 L (51 US gallons) CSA P.3-04 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.675 – 0.00039 Vr; or
(b) uniform energy factor of ≥ 0.5982 – 0.00050 Vs.
On or after January 1, 2018 5 Household gas-fired storage water heaters that have a first-hour rating of ≥ 193 L (51 US gallons) but < 284 L (75 US gallons) CSA P.3-04 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.675 – 0.00039 Vr; or
(b) uniform energy factor of ≥ 0.6483 – 0.00045 Vs.
On or after January 1, 2018 6 Household gas-fired storage water heaters that have a first-hour rating of ≥ 284 L (75 US gallons) CSA P.3-04 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.675 – 0.00039 Vr; or
(b) uniform energy factor of ≥ 0.692 – 0.00034 Vs.
On or after January 1, 2018 Column 1 Column 2 Column 3 Item Energy-using Product Testing Standard Energy Efficiency Standard 1 Commercial gas-fired storage water heaters, other than replacement units, that have an input rate of > 21.97 kW (75,000 Btu/h) but ≤ 30.5 kW (105,000 Btu/h), have a Vr of ≤ 454 L (120 US gallons), use single-phase power and limit water temperatures to < 82°C (180°F) CSA P.3-15 Uniform energy factor ≥ 0.8107-0.00021 Vs 2 Commercial gas-fired storage water heaters that are replacement units, have an input rate of > 21.97 kW (75,000 Btu/h) but ≤ 30.5 kW (105,000 Btu/h), have a Vr of ≤ 454 L (120 US gallons), use single-phase power and limit water temperatures to < 82°C (180°F) CSA P.3-15 Uniform energy factor ≥ 0.6597-0.00024 Vs 3 Commercial gas-fired storage water heaters, other than replacement units, that have a Vr of > 530 L (140 US gallons) 10 C.F.R. Appendix A Thermal efficiency ≥ 90% 4 Commercial gas-fired storage water heaters that are replacement units and that have a Vr of > 530 L (140 US gallons) 10 C.F.R. Appendix A Thermal efficiency ≥ 80% 5 Commercial gas-fired storage water heaters, other than those described in items 1 and 3, that are not replacement units 10 C.F.R. Appendix A Thermal efficiency ≥ 90%
Standby loss ≤ 0.84 (1.25 Q + 16.57√Vs)
6 Commercial gas-fired storage water heaters, other than those described in items 2 and 4, that are replacement units 10 C.F.R. Appendix A Thermal efficiency ≥ 80%
Standby loss ≤ 1.25 Q + 16.57√Vs
- SOR/2018-201, s. 40
- SOR/2019-164, s. 33
- SOR/2022-265, s. 25
- SOR/2022-265, s. 47
377 For the purpose of subsection 5(1) of the Act, the information set out in column 3 of the table to this section must be collected in accordance with the standard set out in column 2 and provided to the Minister in respect of a gas-fired storage water heater described in column 1.
Column 1 | Column 2 | Column 3 | |
---|---|---|---|
Item | Energy-using Product | Testing Standard | Information |
1 | Household gas-fired storage water heaters that are manufactured on or after February 3, 1995 and before January 1, 2018 | CSA P.3-04 |
|
2 | Household gas-fired storage water heaters that are manufactured on or after January 1, 2018 | CSA P.3-04, if a certification body has verified that the product is in compliance with the energy efficiency standard set out in any of paragraphs 3(a), 4(a), 5(a) and 6(a) of Table 1 to section 376 CSA P.3-15, if a certification body has verified that the product is in compliance with the energy efficiency standard set out in any of paragraphs 3(b), 4(b), 5(b) and 6(b) of Table 1 to section 376 |
|
3 | Commercial gas-fired storage water heaters that have an input rate of > 21.97 kW (75,000 Btu/h) but ≤ 30.5 kW (105,000 Btu/h), have a Vr of ≤ 454 L (120 US gallons), use single-phase power, limit water temperatures to < 82°C (180°F) and are manufactured on or after July 1, 2023 | CSA P.3-15 |
|
4 | Commercial gas-fired storage water heaters with a Vr of > 530 L (140 US gallons) that are manufactured on or after July 1, 2023 | 10 C.F.R. Appendix A |
|
5 | Commercial gas-fired storage water heaters, other than those described in items 3 and 4, that are manufactured on or after July 1, 2023 | 10 C.F.R. Appendix A |
|
- SOR/2018-201, s. 40
- SOR/2019-164, s. 34
- SOR/2022-265, s. 26
SUBDIVISION COil-Fired Water Heaters
Marginal note:Definitions
378 The following definitions apply in this Subdivision.
- CSA B211-00
CSA B211-00 means the CSA standard CAN/CSA-B211-00 entitled Energy Efficiency of Oil-Fired Storage Tank Water Heaters. (CSA B211-00)
- oil-fired water heater
oil-fired water heater means a water heater that uses oil for fuel and that has a Vr of at least 76 L (20 US gallons). (chauffe-eau à mazout)
Marginal note:Type
378.1 For the purpose of these Regulations, an oil-fired water heater is one of the following types:
(a) household, if it has an input rate of less than or equal to 30.5 kW (105,000 Btu/h); or
(b) commercial, if it is has an input rate of greater than 30.5 kW (105,000 Btu/h).
Marginal note:Energy-using product
379 (1) An oil-fired water heater is prescribed as an energy-using product.
Marginal note:Limits
(2) However, for the purposes of sections 4, 5 and 380, an oil-fired water heater is not considered to be an energy-using product unless
(a) it is a household oil-fired water heater that is manufactured on or after February 3, 1995; or
(b) it is a commercial oil-fired water heater that is manufactured on or after January 1, 2020.
Marginal note:Energy efficiency standards — household
380 (1) The energy efficiency standards set out in column 3 of Table 1 to this section apply to household oil-fired water heaters described in column 1 that are manufactured during the period set out in column 4.
Marginal note:Testing standard — household
(2) An oil-fired water heater 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 that are applicable to a oil-fired water heater as defined in section 378.
Marginal note:Energy efficiency standards — commercial
(3) The energy efficiency standards set out in column 2 of Table 2 to this section apply to commercial oil-fired water heaters described in column 1 that are manufactured on or after January 1, 2020.
Marginal note:Testing standard — commercial
(4) A commercial oil-fired water heater 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 2 that are applicable to an oil-fired water heater as defined in section 378.
Column 1 Column 2 Column 3 Column 4 Item Energy-using Product Testing Standard Energy Efficiency Standard Period of Manufacture 1 Household oil-fired water heaters CSA B211-00 Energy factor of ≥ 0.59 – 0.0005 Vr On or after February 3, 1995 and before December 31, 2016 2 Household oil-fired water heaters CSA B211-00 Energy factor of ≥ 0.68 – 0.0005 Vr On or after December 31, 2016 and before January 1, 2018 3 Household oil-fired water heaters that have a first-hour rating of < 68 L (18 US gallons) CSA B211-00 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.68 – 0.0005 Vr; or
(b) uniform energy factor of ≥ 0.2509 – 0.00032 Vs.
On or after January 1, 2018 4 Household oil-fired water heaters that have a first-hour rating of ≥ 68 L (18 US gallons) but < 193 L (51 US gallons) CSA B211-00 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.68 – 0.0005 Vr; or
(b) uniform energy factor of ≥ 0.5330 – 0.00042 Vs.
On or after January 1, 2018 5 Household oil-fired water heaters that have a first-hour rating of ≥ 193 L (51 US gallons) but < 284 L (75 US gallons) CSA B211-00 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.68 – 0.0005 Vr; or
(b) uniform energy factor of ≥ 0.6078 – 0.00042 Vs.
On or after January 1, 2018 6 Household oil-fired water heaters that have a first-hour rating of ≥ 284 L (75 US gallons) CSA B211-00 for energy factor
CSA P.3-15 for uniform energy factor
Must have at least one of the following:
(a) energy factor of ≥ 0.68 – 0.0005 Vr; or
(b) uniform energy factor of ≥ 0.6815 – 0.00037 Vs.
On or after January 1, 2018 Column 1 Column 2 Column 3 Item Energy-using Product Testing Standard Energy Efficiency Standard 1 Commercial oil-fired water heaters that have an input rate of > 30.5 kW (105,000 Btu/h) but ≤ 40.99 kW (140,000 Btu/h), have a Vr of ≤ 454 L (120 US gallons), use single-phase power, limit water temperatures to < 82°C (180°F) and are manufactured on or after January 1, 2020 CSA P.3-15 Uniform energy factor ≥ 0.6740 - 0.00035 Vs 2 Commercial oil-fired water heaters with a Vr of > 530 L (140 US gallons) that are manufactured on or after January 1, 2020 10 C.F.R. Appendix A Thermal efficiency ≥ 80% 3 Commercial oil-fired water heaters, other than those described in items 1 and 2, that are manufactured on or after January 1, 2020 10 C.F.R. Appendix A Thermal efficiency ≥ 80%
Standby loss ≤ 1.25 Q + 16.57√Vs
- SOR/2018-201, s. 41
- SOR/2019-164, s. 38
- SOR/2022-265, s. 27
- SOR/2022-265, s. 47
- Date modified: