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>ISO Standards>ISO 7203-4:2022 - Fire extinguishing media — Foam concentrates — Part 4: Specification for Class A foam concentrates for application on Class A fires

immediate downloadReleased: 2022-02-10

ISO 7203-4:2022

ISO 7203-4:2022 - Fire extinguishing media — Foam concentrates — Part 4: Specification for Class A foam concentrates for application on Class A fires

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Standard´s number:	ISO 7203-4:2022
Edition:	1
Released:	2022-02-10
Pages (English):	28

DESCRIPTION

ISO 7203-4:2022

This document specifies the essential properties and performance of liquid foam concentrates used to make foams for the extinguishment and inhibition of reignition of fires of Class A fuels. Minimum performance on certain test fires is specified.

NOTE 1 Class A fires are fires involving solid materials, usually of an organic nature, in which combustion normally takes place with the formation of glowing embers (see 3.16).

NOTE 2 Class A fuels can include materials such as vegetation, wood, cloth, paper, rubber and some plastics (see 3.17).

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