The Zehnder 9238-1 Manual Timer RF Remote Controlled gives you control of the times you need an extra boost in your ventilation system. You choose the amount of time the system should do a little extra duty and your Zehnder HRV will take care of the rest. The ComfoFan S R, ComfoFan S CO2 , CMFe R, WVS R, WVXeR, InventiBox DC-R, WHR RF, ComfoAir RF, ComfoD RF and Santos RF can be operated remotely using this timer.
655 000 780 Remote-controlled Timer. Manufactured in Holland