# The Gas Appliances (Safety) Regulations 1992, Paragraph 3.4.3


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/uksi/1992/711/schedule/3/paragraph/3.4.3 (the official version)
Page: https://openlegislation.uk/gas-appliances-safety-regulations-1992/schedule-3/paragraph-3.4.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.