Fire Protection of Cavity & Smoke Barriers


Smoke & Fire Barrier

The purpose of a cavity and smoke barriers is to prevent the spread of smoke and flame from penetrating and/or moving within a concealed space in a fire compartment. Documents supporting the regulations provide guidance on where such barriers should be located within hidden voids in a building and they usually give examples of deemed-to-satisfy barriers for voids in or above stud walls or partitions.

  FRL -/240/-
PROMATECT®-S Smoke & Fire Barrier Above Roller Shutter Door X

Note: FRL */*/* (Fire Resistance Limit – *Stability / *Integrity / *Insulation)

Following are some factors to consider when determining the correct specification to ensure cavity barriers provide the required fire performance:

  • Size of barrier & location
  • Differential movement
  • Service penetrations
  • Adjoining structure

Application & Technical Manual

Promat Asia Pacific Handbook

  • Application & Technical Manual 07 Cavity Barriers #DownloadLabel#
  • Passive Fire Protection Building & Construction Solutions for Hong Kong #DownloadLabel#

Product Data Sheets

Product Data Sheets

Safety Data Sheets

Safety Data Sheets