1. Prepare a round through hole in the outer wall. The hole size is shown in the figure below. While preparing the holes consider the method of laying the
power cable.
A
A
A -
min 500
Ø170
min 500
Ø170
A
While preparing the hole provide a recess for the cable layout to enable connection of several ventilators in series.
2. Install the telescopic air duct inside the wall, centre the air duct using the mounting plate and seal it with mounting foam.
Inner side of
Outer side of
the wall
the wall
35
A
Seal the centred
air duct using the
mounting foam
3. Install the mounting plate using the dowels (included in the delivery set).