ISO 21927-6:2026
International Standard
Current Edition
·
Approved on
16 January 2026
Smoke and heat control systems — Part 6: Specification for pressure differential systems
ISO 21927-6:2026 Files
English
60 Pages
Current Edition
BHD
92.16
ISO 21927-6:2026 Scope
This document applies to pressure differential system kits and components, positioned on the market and intended to operate as part of a pressure differential system. The purpose of a pressure differential system is to prevent protected spaces from smoke spread by using pressure difference and airflow. This document specifies characteristics and test methods for components and kits for pressure differential systems to produce and control the required pressure differential and airflow between protected and unprotected space.
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