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/Amd 1: 2025)
STANDARD published on 1.4.2026
Designation standards: STN EN ISO 21805:2023/A1
Classification mark: 920433
Catalog number: 142176
Note: Change
Publication date standards: 1.4.2026
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN