# The Energy Information (Household Air Conditioners) Regulations 2003, Part (1): Air-cooled air conditioners – heating mode


Table 3
(a) split and multi-split appliances
Energy efficiency class
Coefficient of performance
A
3.60 < COP
B
3.60 ≥ COP > 3.40
C
3.40 ≥ COP > 3.20
D
3.20 ≥ COP > 2.80
E
2.80 ≥ COP > 2.60
F
2.60 ≥ COP > 2.40
G
2.40 ≥ COP
(b) Packaged ‘double ducts’ units*
Energy efficiency class
Coefficient of performance
A
3.40 < COP
B
3.40 ≥ COP > 3.20
C
3.20 ≥ COP > 3.00
D
3.00 ≥ COP > 2.60
E
2.60 ≥ COP > 2.40
F
2.40 ≥ COP > 2.20
G
2.20 ≥ COP
(c) single duct units
Energy efficiency class
Coefficient of performance
A
3.00 < COP
B
3.00 ≥ COP > 2.80
C
2.80 ≥ COP > 2.60
D
2.60 ≥ COP > 2.40
E
2.40 ≥ COP > 2.10
F
2.10 ≥ COP > 1.80
G
1.80 ≥ COP

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Source: https://www.legislation.gov.uk/uksi/2003/750/schedule/3/part/1n2 (the official version)
Page: https://openlegislation.uk/energy-information-household-air-conditioners-regulations-2003/schedule-3/part-1n2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.