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Duct span maximum up to 10 metres

With up to 120 minutes & 240 minutes fire resistance
Integrity & Insulation
Tested to BS476: Part 24 requirement

PROMATECT®-S
Board Thickness Stability
Rating
Integrity
Rating
Insulation
Rating
6.0mm* 120 minutes 120 minutes 30 minutes
6.0mm  120 minutes 120 minutes 120 minutes
9.5mm  240 minutes 240 minutes 30 minutes
9.5mm  240 minutes 240 minutes 60 minutes
9.5mm  240 minutes 240 minutes 240 minutes
* for Duct type B only


Installation method 1

PROMATECT®-S post cladded steel ducts can provide impact resistance in accordance with the criteria BS5669: Part 1 exposed to external and internal fire. Insulation will be as Duct type B (exposed to internal fire).

For duct hanger system and stress calculation.
more...


Installation method 2

The construction of fire resistant encasements around steel ducts up to 10m wide in accordance with the criteria of BS476: Part 24, exposed to external and internal fire.


Steel channels folder around duct detail

Fire resistant ducts can be formed where the substrate from which the steel duct is supported provides protection to some areas, thus 1, 2 and 3-sided solutions in combination with walls and ceilings are available.

Download full application details in PDF file. PDF download


 
 
 
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