UK | 5 Standard application with a pair of units
the ventilation unit, wait until the fans have
stopped.
Only operate ventilation units with air filters
inserted.
Risk of death from carbon monoxide
when operating with air-ventilated
fireplaces. Ensure sufficient supply air intake
during operation with air-ventilated fireplaces.
Note maximum permissible pressure diffe-
rence per residential unit. The consent of a
professional chimney sweep is needed in all
cases.
Ventilation units may only be installed in
rooms, apartments or housing units of a com-
parable size, in which air-ventilated fireplaces
are installed if:
● a parallel operation of air-ventilated fire-
places for liquid or gaseous fuels and the
air-extracting equipment can be prevented
via safety devices, or
● the extraction of exhaust gas from the
air-ventilated fireplaces is monitored by
special safety equipment. In the case of
air-ventilated fireplaces for liquid or gaseous
fuels, the fireplace or the ventilation system
must be switched off if the safety device is
triggered. In the case of air-ventilated fire-
places for solid fuels, the ventilation system
must be switched off if the safety device is
triggered.
Exercise caution when handling
packaging materials.
Observe applicable safety and accident
prevention requirements.
Store packaging material out of the reach
of children (risk of suffocation).
32
5 Standard application with a pair
of units
To achieve efficient ventilation, we would rec-
ommend operating the units in pairs. Here is a
ventilation example of a single-room applica-
tion with two PP 45 PushPull units.
Further mounting examples and information
about service mode can be found in the instal-
lation instructions online.For details of your
ventilation system Planning documents.
Supply and exhaust air with change of
direction
Outside air with outgoing air with
change of direction
For more ventilations solutions PP
i
45 installation instructions. For details
of your ventilation system Planning
documents.