5.6.4 On top of horizontal smoke extract ducts
Fig. 15: Installation on fire-resistant horizontal smoke extract ducts, classification index: h
od
①
EK-EU
②
Actuator encasing
③
Solid ceiling slab
④
Fire-resistant smoke extract ducts
⑤
Suspension system
⑥
Reinforcing strips of fire-rated PROMATECT®-LS
board d = 35 mm or equivalent
⑦
Angle section (by others)
⑧
Dry wall screws 4
×
100 mm
⑨
Steel staples (by others)
Personnel:
Specialist personnel
Materials:
For angle section: strips of fire-rated PROMATECT®-LS board d = 35 mm or equivalent e.g. Promat type AD40
or L500 d = 40 mm
Glue e.g. Promat K84 or equivalent
Dry wall screws 4
×
100 mm
Steel staples 63/11.2/1.53 mm
Requirements:
Installation
Fire-resistant smoke extract ducts > On top of horizontal smoke extract ducts
Smoke control damper Type EK-EU
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