5.11.8 Mortar-based installation into ribbed ceilings
Fig. 93: Mortar-based installation into ribbed ceilings, shown upright (also applicable for suspended arrangement)
1 FKR-EU
2.2 Concrete
4.9 Reinforced ribbed ceiling*
9.2 Extension piece or duct
Z Spigot construction 370 mm
Flange construction 342 mm
Up to EI 90 S
* Illustration representative, other ceiling construc-
tions possible according to local conditions and
ceiling manufacturers
Additional requirements: mortar-based installation
into ribbed ceilings
Ribbed ceiling,
Ä
on page 36
Concrete bases H < 150 mm do not require rein-
forcement
≥ 40 mm distance from fire damper to load-bearing
structural elements
≥ 200 mm distance between two fire dampers in
separate installation openings
Note:
Structural and fire resistance properties of the ceiling
construction, including the attachment to the con-
crete or any required reinforcement, have to be eval-
uated and ensured by others.
Installation
Solid ceiling slabs > Mortar-based installation into ribbed ceilings
Fire damper FKR-EU122
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