Under the applicable standard, a smoke
alarm can monitor an area of up to 60 m²
(see Figure 5).
Information on wall installation
In the following circumstances, smoke
alarms can be installed on a wall, in the
middle third of the longer side of a room
(see Figure 6):
■ Insufficient ceiling strength
■ In hallways ≤ 6 m² (if a high number
of false alarms are likely)
■ In kitchens that are used as
escape routes
The following distances from walls, ceilings
and fixtures must be observed:
0.3 m-0.5 m from the ceiling
1 m below the smoke alarm
0.5 m to the side of the smoke alarm
> 0.5 m > 0.5 m
0.3 to
0.5 m
1 m
Fig. 6
Fig. 5
Maximum area 60 m²
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