Active fresh air ventilation completely without operating costs. Easy to install. Capacity with full sunlight at 20 m³/h. Integrated solar panel (gives 9-18 V). Damper with sliding control and drawstring for stepless adjustment of the airflow. With particle filter (G3). The airflow direction can be changed by rotating the fan. Inner and outer shell in ABS plastic. With a storm guard. PVC telescopic piping. 250-420 mm, Ø103 mm. Screws and fittings for installation are supplied.
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