4
1
D1
D
figure 2
INSTALLATION
Make an opening D1 in a wall or in a glass:
for fans
VV/VVR 180
, D1=185 -188 mm; for fans
VV/VVR 230
, D1=247 - 250 mm.
Install the fan in the opening and secure it with the securing bars (figure 2) or with 4 screws, which fix the fan
to the wall by the dowels.
Then, install an exterior panel of the fan.
