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Concealed Grid Type (Suspended Ceiling) -
Fire attack from below / Loadbearing


With up to 60 minutes fire resistance
Integrity & Insulation
Please consult Promat for ceiling spans details
  (Perimeter details & control joints)

PROMATECT®-H
Board Thickness Stability
Rating
Integrity
Rating
Insulation
Rating
9mm 60 minutes 60 minutes 60 minutes

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System Specification

Ceilings for timber floor protection are to be constructed using PROMATECT®-H matrix engineered mineral boards all in accordance with the Architectural Specification in the manufacturer’s handbook. Relevant constructions are to be selected according to the required FRL 60/60/60 minutes of the selected elements. All printed installation details are to be followed to ensure approval to BS476: Part 21. All work to be certified by installer in an approved manner.

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Concealed Grid Type   Fixing details    

Concealed Grid Type - Fire attack from below
Fire Rating
  FRL   60/60/60
  STANDARD   BS476: Part 21: 1987
  APPROVAL   BRE CC82043G
Acoustic
  # STC
# R w
  50dB
50dB
  STANDARD   ISO140: Part 3: 1996
ISO717: Part 1: 1996
  PREDICTED
ASSESSMENT
  Marshall Day
17th August 2007
Construction
  CEILING THICKNESS   From 300mm
  CEILING MASS   From 12.6kg/m²
# Margin of error is generally within ±3dB.  
  Acoustic rating assumes air cavity of at least 300mm. Deeper air cavity generally improves acoustic performance.  
 
 
 
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