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ISO 7203-4:2022

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

Publication date:   Feb 10, 2022

General information

90.92   Standard to be revised   Nov 13, 2025

ISO

ISO/TC 21/SC 6 Foam and powder media and firefighting systems using foam and powder

International Standard

13.220.10   Fire-fighting

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Scope

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).

Life cycle

NOW

PUBLISHED
ISO 7203-4:2022
90.92 Standard to be revised
Nov 13, 2025

REVISED BY

IN_DEVELOPMENT
ISO/AWI 7203-4




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