7
FRÄNKISCHE
MBA profi-air defroster heating
7 Installation instructions
7.2 Installation of the fresh air pipe
In case of horizontal installation of the defroster heating, a flammable pipe / ventilation unit can be installed downstream
of the heater coil.
In case of vertical installation of the defroster heating, a non-flammable pipe with a minimum length of 300 mm must be
connected downstream of the heater coil. The pipe must be provided with non-flammable insulation.
profi-air iso pipe
Defroster heating
Ventilation unit
Spiral duct
Defroster heating
Ventilation unit
profi-air iso pipe
≥
300
mm