Vents TwinFresh Style Wi-Fi User Manual page 10

Reference dimensions for installation of
ventilators
Length of cartridge or fan and
regenerator units [mm]
Hole diameter D [mm]
Minimum possible wall thickness when
using EH, EH-14, EH-13, EH-17, MVVM
hoods (mm)
Minimum possible wall thickness when
using an EH-2 hood (mm)
1. Prepare a round core hole in the outer wall.
The figure below shows the minimum distance from the hole to the surrounding objects.
The hole diameter depends on the specific ventilator model. The corresponding values are given in the table.
2. Insert the air duct in the wall. For ease of installation use the mounting wedges included in the delivery set.
The air duct end must protrude for the distance A that enables installation of the outer ventilation hood. The overall dimensions of
the outer ventilation hood, the outside protrusion length of the air duct A and the mounting sequence of the hood are stated in its
installation instruction.
Mounting wedge
Fill the gaps between the wall and
3. Install the outer ventilation hood. The mounting sequence of the outer ventilation hood is described in the installation instruction for
the ventilation hood.
4. Stick the delivered cardboard master plate on the indoor wall using a mounting tape. The large opening in the master plate must be
axially aligned with the air duct. Align the master plate horizontally with a building level.
Then mark the fastening holes for installation of the supplied dowels and drill the holes to a required depth.
Route the power cable from the wall through the marked opening on the template.
10
TwinFresh Style Wi-Fi mini
min 300
ø D
min 300
the hole with a mounting foam
Ventilator model or installation variant
TwinFresh Style Wi-Fi
165
120
from 155
from 55
A
A
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
min 3 mm
necessary to have access to the outside part of the wall).
A
TwinFresh Style Wi-Fi (mini) (Frost) (M)
TwinFresh Style Wi-Fi
with minimum wall
370
180
from 360
from 260
A-A
www.ventilation-system.com
thickness
310
180
300
200