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ISO 21805:2023

Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems ISO 21805:2023

Publication date:   Feb 3, 2023

General information

60.60   Standard published   Feb 3, 2023

ISO

ISO/TC 21/SC 8 Gaseous media and firefighting systems using gas

International Standard

91.140.30   Ventilation and air-conditioning systems | 13.220.10   Fire-fighting

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Published

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Scope

This document gives guidelines for fulfilling the requirements contained in ISO 6183:2022, 5.2.1 g) and 6.4.1, and ISO 14520-1:2023, 5.3 h) and 7.4, in respect to over- and under-pressurization venting and post-discharge extract.
It considers the design, selection and installation of vents to safeguard the structural integrity of enclosures protected by fixed gaseous extinguishing systems and the post-discharge venting provisions where used.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/TS 21805:2018

NOW

PUBLISHED
ISO 21805:2023
60.60 Standard published
Feb 3, 2023

CORRIGENDA / AMENDMENTS

PUBLISHED
ISO 21805:2023/Amd 1:2025




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