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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 (Corrected version 2022-03)

General information
Valid from 10.02.2022
Directives or regulations
None
Standard history
Status
Date
Type
Name
10.02.2022
Main
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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