This standard BS EN 12101-2:2017 Smoke and heat control systems is classified in these ICS categories:
23.120 Ventilators. Fans. Air-conditioners
13.220.20 Fire protection
13.220.99 Other standards related to protection against fire
This European Standard applies to natural smoke and heat exhaust ventilators (NSHEV) operating as part of smoke and heat exhaust systems (NSHEVS), placed on the market. This standard 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.