# Directive 2009/142/EC of the European Parliament and of the Council of 30 November 2009 relating to appliances burning gaseous fuels (codified version) (Text with EEA relevance), Division 3.4.3

Extent: E+W+S+N.I.

Appliances connected to a flue for the dispersal of combustion products must be so constructed that in abnormal draught conditions there is no release of combustion products in a dangerous quantity into the room concerned.

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Source: https://www.legislation.gov.uk/eudr/2009/142/annex/I/division/3/division/3.4/division/3.4.3 (the official version)
Page: https://openlegislation.uk/eu-directive-2009-142/annex-I/division-3/division-3.4/division-3.4.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.