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
90.60
Close of review
Dec 3, 2022
Only informative sections of projects are publicly available. To view the full content, you will need to members of the committee. If you are a member, please log in to your account by clicking on the "Log in" button.