which in addition also helps to save energy by never having to open the window unnecessarily and heat remains in the room

Kein Batterietausch nötig: Fest eingebaute 10-Jahres-Batterie

BL200FA) exhaust air controls

no more enabling signals are sent and the exhaust air system is switched off after approx

BROKO Wandrosette Ofenrosette konzentrisch Durchmesser:130 mm which in addition also helpsThe BL220TEMP is an extension of our DIBt approved modular system BL220F. This combination provides not only optimal safety, but also pleasant comfort. This is because the cooker hood can receive and evaluate enable signals from either the window contact switch or the temperature sensor. If the stove is not in use, which the temperature sensor can determine via the flue gas temperature in the flue pipe (this must be less than 40C), the window does not