NF EN ISO 21805/A1
NF EN ISO 21805/A1

NF EN ISO 21805/A1

January 2026
Standard Current

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

Le présent document amende la norme française homologuée NF EN ISO 21805, de mars 2023 pour modification au niveau du domaine d'application.

Main informations

Collections

National standards and national normative documents

Publication date

January 2026

Number of pages

10 p.

Reference

NF EN ISO 21805/A1

ICS Codes

13.220.10   Fire-fighting
91.140.30   Ventilation and air-conditioning systems

International kinship

European kinship

EN ISO 21805:2023/A1:2026
Sumary
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

Le présent document amende la norme française homologuée NF EN ISO 21805, de mars 2023 pour modification au niveau du domaine d'application.
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