5.7.4 On top of horizontal smoke extract ducts
Fig. 22: Installation on fire-resistant horizontal smoke extract ducts, classification index: hod
A
Installation flush at the side
B
Installation with recess, with peripheral angle sec-
tion, see pos. 3
①
EK2-EU
②
Fire-resistant smoke extract ducts
③
Angle section (by others)
④
Connection
⑤
Reinforcing strips of fire-rated PROMATECT®-LS
board d = 35 mm or equivalent
⑥
⑦
Solid ceiling slab
⑧
Steel staples (by others)
⑨
Dry wall screws 4
×
100 mm
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
Installation
Fire-resistant smoke extract ducts > On top of horizontal smoke extract ducts
Smoke control damper Type EK2-EU
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