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


Table 1
(a) split and multi-split appliances
Energy efficiency class
Energy efficiency ratio
A
3.20 < EER
B
3.20 ≥ EER > 3.00
C
3.00 ≥ EER > 2.80
D
2.80 ≥ EER > 2.60
E
2.60 ≥ EER > 2.40
F
2.40 ≥ EER > 2.20
G
2.20 ≥ EER
(b) packaged ‘double ducts’ units*
Energy efficiency class
Energy efficiency ratio
A
3.00 < EER
B
3.00 ≥ EER > 2.80
C
2.80 ≥ EER > 2.60
D
2.60 ≥ EER > 2.40
E
2.40 ≥ EER > 2.20
F
2.20 ≥ EER > 2.00
G
2.00 ≥ EER
(c) single duct units
Energy efficiency class
Energy efficiency ratio
A
2.60 < EER
B
2.60 ≥ EER > 2.40
C
2.40 ≥ EER > 2.20
D
2.20 ≥ EER > 2.00
E
2.00 ≥ EER > 1.80
F
1.80 ≥ EER > 1.60
G
1.60 ≥ EER

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Source: https://www.legislation.gov.uk/uksi/2003/750/schedule/3/part/1n1 (the official version)
Page: https://openlegislation.uk/energy-information-household-air-conditioners-regulations-2003/schedule-3/part-1n1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.