90.93 Standard confirmed Mar 22, 2024
ISO
ISO/TC 21/SC 11 Smoke and heat control systems and components
International Standard
13.220.20 Fire protection
Published
ISO 21927-9:2011 specifies the product performance requirements, classifications and test methods for control equipment designed for use in smoke- and heat-control systems (SHCS) in buildings.
PUBLISHED
ISO 21927-9:2012
90.93
Standard confirmed
Mar 22, 2024