7 Mounting preparations
38
14
Main duct (steel folded spiral-seams
duct)
15
ER GH
connection duct: Flexible alu-
minium duct
17
Floor ceiling
18
Steel threaded rod / stair bolt
19
Duct attachment
20
Duct clamp / clamping band
22
Ceiling compound
23
Shaft wall
24
Wall/wall board seal
25
Suspended ceiling
26
Steel screws or steel blind rivets (3 of
each)
27
Dowel
27.1
Plastic dowel or anchor bolt
27.2
Metal expansion dowel
28
Retaining bolt with nut
29
Retaining bolt
30
Steel clamping band
Be sure to note the approval and installa-
tion information
:
Preparations for wall installa-
.
Duct attachment with duct clamp, alternatively
duct attachment with clamping band
Ensure a spacing of max. 1.5 m between the
duct attachments
.
1. Correctly attach main ventilation duct inside
the shaft.
2. For fire protection systems, use ceiling com-
pound. To do this, encase the ceiling and pour
in the material from above.
3. Fit duct attachments to the ceiling. Only use
permitted mounting material.
