Vents TwinFresh Expert RW1-50S3-13, User Manual, Page: 8 / 32

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TwinFresh Expert RW1-50S3-13 V.2
www.ventilation-system.com
INSTALLATION AND SET-UP
READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT.
DO NOT BLOCK THE AIR DUCT OF THE INSTALLED VENTILATOR WITH DUST
ACCUMULATING MATERIALS, SUCH AS CURTAINS, CLOTH SHUTTERS, ETC.
AS IT PREVENTS AIR CIRCULATION IN THE ROOM.
1. Prepare a round core hole in the outer wall. The hole size is shown in the figure below.
A
A
A-A
ø 180
min 500
min 500
min 500
2. Insert the air duct in the wall. For ease of installation use the foam wedges included in the delivery set. The air duct end must protrude
for the distance A that enables installation of an outer ventilation hood. Distance A is stated in the installation instruction for the ventilation
hood.
A
min 3 mm
Fill the gaps between the air duct
and the hole with mounting
foam.
Polystyrene wedge
Install the air duct with the minimum slope of 3 mm downwards
from the outer wall side.
The air duct can be cut by calculating preliminary the required length
or after fixing the air duct on the wall (in this case, it is necessary to
have access to the outside part of the wall).