# The Energy Information (Household Air Conditioners) Regulations 2003, Part (2): Water-cooled air conditioners


Table 2
(a) split and multi-split appliances
Energy efficiency class
Energy efficiency ratio
A
3.60 < EER
B
3.60 ≥ EER > 3.30
C
3.30 ≥ EER > 3.10
D
3.10 ≥ EER > 2.80
E
2.80 ≥ EER > 2.50
F
2.50 ≥ EER > 2.20
G
2.20 ≥ EER
(b) packaged appliances
Energy efficiency class
Energy efficiency ratio
A
4.40 < EER
B
4.40 ≥ EER > 4.10
C
4.10 ≥ EER > 3.80
D
3.80 ≥ EER > 3.50
E
3.50 ≥ EER > 3.20
F
3.20 ≥ EER > 2.90
G
2.90 ≥ EER

---
Source: https://www.legislation.gov.uk/uksi/2003/750/schedule/3/part/2n1 (the official version)
Page: https://openlegislation.uk/energy-information-household-air-conditioners-regulations-2003/schedule-3/part-2n1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.