Vents TwinFresh Comfo RA-35, User Manual, Page: 10 / 24

www.ventilation-system.com 10
TwinFresh Comfo
MOUNTING AND SET-UP
READ THIS USER’S MANUAL CAREFULLY PRIOR TO THE UNIT INSTALLATION.
DO NOT BLOCK THE AIR DUCT OF THE INSTALLED UNIT WITH DUST ACCUMULATING
MATERIALS, SUCH AS CURTAINS, CLOTH SHUTTERS, ETC. AS IT PREVENTS AIR
CIRCULATION IN THE ROOM.
TWINFRESH COMFO RA1-25 VENTILATOR MOUNTING
1. Prepare a through hole in the outer wall. The hole size and profile is shown
in the figure below. 2. Insert the air duct in the wall. On the outer wall the telescopic air duct
must protrude for the distance that enables installation of the outer
ventilation hood. The distance
A
is stated in the mounting instruction
for the outer ventilation hood. While mounting the telescopic air duct
be sure to provide the minimum slope 3 mm downwards from outside.
110
( 4 5⁄16")
While preparing the hole provide a recess for the cable layout to enable
connection of several ventilators in series.
Room Outdoors
min 3 mm
A
3. Fill the gaps between the wall and the telescopic air duct with
a mounting foam. 4. Install the filter, the ceramic regenerator, another filter and the air flow
rectifier in the consecutive order inside the telescopic air duct.
5. Remove the screw in the bottom part of the ventilator. 6. Remove the front panel of the ventilation unit.