PR NF EN ISO 21805/A1

PR NF EN ISO 21805/A1

August 2025
Standard Project

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

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Main informations

Collections

National standards and national normative documents

Publication date

August 2025

Number of pages

10 p.

Reference

PR NF EN ISO 21805/A1

ICS Codes

13.220.10   Fire-fighting
91.140.30   Ventilation and air-conditioning systems

Classification index

S62-805/A1PR

Print number

1

International kinship

ISO 21805:2023/A1

European kinship

PR EN ISO 21805/A1
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