For active ventilation Fits the cut-out integrated into the roof plate The unit may optionally be extended with additional fans Technical specifications of thermostat: rated operating voltage 250 V, temperature range +5 °C to +55 °C Refer to Fan Expansion Kit for technical specifications of single fan Grey (RAL 7035) finish
Fan Expansion Kit
Rated operating voltage 230 V, 1∼, 50 Hz/60 Hz Power consumption: 15 W at 50 Hz, 14 W at 60 Hz Noise level: 37 dB(A) at 50/60 Hz Temperature range: -10 °C to +55 °C Dimensions: 119 x 119 x 38 mm