Provisions for natural smoke ventilation
ERP fire safety - Technical Instruction 246 on smoke control
Article REF: TBA3049 V1
Provisions for natural smoke ventilation
ERP fire safety - Technical Instruction 246 on smoke control

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Publication date: December 10, 2013, Review date: March 1, 2021 | Lire en français

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2. Provisions for natural smoke ventilation

2.1 Operating principle

Smoke extraction by natural draught is achieved by means of smoke evacuation and natural air supply ducts communicating either directly or via ducts with the outside, and arranged in such a way as to ensure satisfactory sweeping of the volume concerned.

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2.2 Smoke evacuation

Smoke extraction systems are either :

  • by façade vents ;

  • through outlets;

  • or mouths....

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