CS 26.400 Fire extinguishers

CAA ORS9 Decision No. 1

Compliance with point 26.400 of UK Part-26 is demonstrated by complying with the following (see also GM1 26.400(b)):

(a) the extinguishing agent that is used in a built-in fire extinguisher for a lavatory waste receptacle or in a portable fire extinguisher for cabins and crew compartments must not be one of the agents that are listed in Annex A — Group II: Halons (halon 1211, halon 1301, and halon 2402) of ‘The Montreal Protocol on Substances that Deplete the Ozone Layer’, 8th Edition, 2009;

(b) the agent in any fire extinguisher must be acceptable, and be of a kind and in a quantity that is appropriate for the kinds of fire that are likely to occur where the extinguisher is intended to be used;

(c) any agent that is used in a personnel compartment or that is likely to enter a personnel compartment must be designed to minimise the hazard of a toxic gas concentration; and

(d) a discharge of the extinguisher must not cause any structural damage.