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ISO 21927-9:2012
New product
ISO 21927-9:2012 Smoke and heat control systems - Part 9: Specification for control equipment
standard by International Organization for Standardization, 03/01/2012
More info
Full Description
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.