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ISO 6944-2:2009

Fire containment — Elements of building construction — Part 2: Kitchen extract ducts

Publication date:   Jun 9, 2009

General information

90.60   Close of review   Mar 5, 2026

ISO

ISO/TC 92/SC 2 Fire containment

International Standard

91.140.30   Ventilation and air-conditioning systems | 13.220.50   Fire-resistance of building materials and elements

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Scope

ISO 6944-2:2009 establishes a method of test in which kitchen extract ducts are required to provide fire resistance. The requirements are intended to limit the spread of fire from the duct when a fire occurs within the duct and assesses the structural integrity of the duct when a fire occurs in the area surrounding the duct.

Life cycle

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PUBLISHED
ISO 6944-2:2009
90.60 Close of review
Mar 5, 2026