Assembly position | 15
6.2 Special cases
Rooms with sloped ceiling
Slope < 20°:
Sloped ceilings with a small
inclination are treated like horizontal
ceilings (seestandardcase).
Slope > 20°:
The following applies to sloped
ceilings with a larger inclination:
Clearance to peak:
0.5 – 1.0 m ( see Figure A )
Slope > 20° and horizontal portion:
The following applies to these
ceilings:
If there is a horizontal portion
of≤1 m:
at the slope with
0.5to 1.0 m clearance from the
horizontal portion (see Figure B)
If there is a horizontal portion of
>1m: in a central position in the
horizontal ceiling (see Figure C)
0.5–1.0m
0.5–1.0m
≤ 1 m
Alternative positioning of the smoke alarm
> 20°
0.5–1.0m
> 20°
> 1 m
½ ½
A
B
C