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ISO 21805:2023/Amd 1:2025

Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems — Amendment 1

Publication date:   Dec 22, 2025

General information

60.60   Standard published   Dec 22, 2025

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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Life cycle

PREVIOUSLY

PUBLISHED
ISO 21805:2023

NOW

PUBLISHED
ISO 21805:2023/Amd 1:2025
60.60 Standard published
Dec 22, 2025