Airflow DUPLEXVENT DV72 R - Page 8

8
Installation Instructions
Control Options
Frost Protection
When
the
cell
temperature in the
unit
falls
below 3ºC the unit automatically warms the
cell with extracted air to prevent the formation
of frost.
Boost
-
Switch
ed
Live
The
unit
comes
with
Switch
ed
Live
as
standard. It is an automatic function, sending
the unit to boost when the bathroom or kitchen
light is on, or boost switch is activated.
Summer Bypass
The
summer
bypass
helps
reduce
the
air temperature coming into the dwelling
during the summer months. It is an automatic
function and operates when the supply air
temperature to the property is above 25ºC.
Control Options
Frost Protection
Boost Switched Live
Thermal Bypass