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Abstract Preview

This document provides guidance on fulfilling the requirements contained in ISO 6183:2009, 6.4.1 and 7.4.1 and ISO 14520-1:2015, 5.2.1 h and 5.3 h, in respect to over and under pressurisation 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.


General information

  • Status :  Published
    Publication date : 2018-12
  • Edition : 1
    Number of pages : 30
  • Technical Committee
    :
    ISO/TC 21/SC 8
    Gaseous media and firefighting systems using gas
  • ICS :
    13.220.10
    Fire-fighting
    91.140.30
    Ventilation and air-conditioning systems

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  • CHF138

Life cycle

A standard is reviewed every 5 years



Revisions / Corrigenda

  • Now under review
    ISO/TS 21805:2018
  • Will be replaced by
    ISO/NP 21805

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