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About This Item

 

Full Description

This document applies to natural smoke and heat exhaust ventilators (NSHEV) operating as part of smoke and heat exhaust systems (SHEVS), placed on the market. This document specifies requirements and gives test methods for natural smoke and heat exhaust ventilators which are intended to be installed in smoke and heat control systems in buildings.

 

Document History

  1. ISO 21927-2:2018

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    Smoke and heat control systems - Part 2: Specifications for natural smoke and heat exhaust ventilators

    • Most Recent
  2. ISO 21927-2/Amd1:2010


    Smoke and heat control systems - Part 2: Specification for natural smoke and heat exhaust ventilators - Amendment 1

    • Historical Version
  3. ISO 21927-2:2006


    Smoke and heat control systems - Part 2: Specification for natural smoke and heat exhaust ventilators

    • Historical Version