Fig. 86: Mortar-based installation – multiple occupancy of one installation opening, shown upright (also applicable for
suspended arrangement)
1 FKR-EU
2.1 Mortar
2.2 Concrete
4.1 Solid ceiling slab
Z Spigot construction 370 mm
Flange construction 342 mm
s2 Spigot construction 40 – 225 mm
Flange construction 80 – 225 mm
Up to EI 90 S
Additional requirements: mortar-based installation –
multiple occupancy of an installation opening
Solid ceiling slab,
Ä
on page 36
Total fire damper area (Æ nominal width) ≤ 4.8 m
2
The number of fire dampers in an installation
opening is limited by their damper size
(Æ nominal width) and the overall area of the fire dampers (4.8 m
2
).
Structural properties of the ceiling construction,
including the attachment to the mortar/concrete or
any required reinforcement, have to be evaluated
and ensured by others.
Installation
Solid ceiling slabs > Mortar-based installation – multiple occupancy...
Fire damper FKR-EU 113
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