ISO 21927-2:2018
Current
The latest, up-to-date edition.
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English
11-28-2018
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.
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