# The Energy Information (Household Air Conditioners) Regulations 2003, Paragraph


* Packaged ‘double ducts’ units, defined as ‘Air conditioner completely enclosed inside the conditioned space, with the condenser air intake and discharge connected to the outside by means of two ducts’, will be classified according to Table 3(b) with a correction factor of −0.4.

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Source: https://www.legislation.gov.uk/uksi/2003/750/schedule/3/part/1n2/paragraph/wrapper6n1 (the official version)
Page: https://openlegislation.uk/energy-information-household-air-conditioners-regulations-2003/schedule-3/part-1n2/paragraph-wrapper6n1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.