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Page 14
4. Installation
Optional Backdraft Shutter Installation Through Wall
3200 motor
PVC storm pipe
Cut existing ducting length to minimum
400mm and assemble to the shutter system.
Secure with duct tape and clamp.
Backdraft shutter system
(optional) Make sure the
aps are vertical
Assemble existing ducting to the end of
shutter system and secure with duct tape
and clamp - see NOTE.
Ensure that power cable passes
through the cover palte notched
recess and is clear of cut edge
Wall cover plate with notch at
bottom (optional part)
part number P2025
NOTE
Through wall installations ap shaft will
be close to vertical and ensure aps open
towards the fan unit.
Minimum pipe
protrusion from
wall surface
Wall
Power cord Backdraft shutter system
(optional) part number
250MMBDSSBUILDASS
Wall cover plate (optional
part) part number P2025
Figure 6: Optional backdraft shutter wall mount
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