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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
Translate name
STANDARD published on 3.2.2023
The information about the standard:
Designation standards: ISO 21805:2023
Publication date standards: 3.2.2023
SKU: NS-1102425
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 21805:2023 :
Description / Abstract: 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.
These changes apply to this standard:
ISO 21805:2023/Amd1:2025
Change
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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
(Lignes directrices et recommandations relatives a la conception, a la sélection et a l´installation d´évents pour préserver l´intégrité structurelle des enceintes protégées par des systemes d´extinction d´incendie a gaz — Amendement 1)
Change published on 22.12.2025
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