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Flag Counter
  2. World Encyclopedia
  3. Pressurisation ductwork - Wikipedia
Pressurisation ductwork - Wikipedia
From Wikipedia, the free encyclopedia
Main article: Firewall (construction)
Pressurisation ductwork (sheet metal) externally fireproofed with pressed vermiculite boards, stapled together.
Pressurisation ductwork made of Durasteel

Pressurisation ductwork is a passive fire protection system. It is used to supply fresh air to any area of refuge, designated emergency evacuation or egress route.[1]

Purpose

The purpose of pressurisation ductwork is to maintain positive pressure in building spaces to prevent smoke from entering from other spaces in which a fire is occurring. It is typically used in exit stairways, corridors, and lobbies.[2]

Requirements

Pressurisation ductwork is certified on the basis of fire testing such as ISO 6944.

Systems

There are two means of providing fire-resistance rated ductwork:

See also

References

  1. ^ "What are pressurisation systems?". sertus.uk. Retrieved 2026-03-02.
  2. ^ "Pressurisation Systems | FläktGroup". www.flaktgroup.com. Retrieved 2026-03-02.
Wikimedia Commons has media related to Pressurisation ductwork.
Sunting pranala
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