• Plastic (PPE) enclosure • Inner panel in plastic polymer (ABS), lined with insulating material. • Low voltage ball bearing EC (brushless) motor. • 5 speeds corresponding to differents airflows levels: 10 m3/h; 16 m3/h; 22 m3/h; 30 m3/h and 40 m3/h. • High efficiency ceramic heat exchanger. • Rubber made grille, with easy mount from inside. • Mesh to be inserted at installation in the duct together with the external grille • Nominal hole diameter: 160 mm • Integrated washable G3 filter, easily accessible for maintenance. • On-board commands for switching on/off and selection of operation mode. • Compatible with wall wiring connection • Electronic board with integrated power supply. • Filter status indicator LED. • 3 operation modes: o Ventilation with heat recovery; o Extraction; o Intake. • Possibility of automatic ventilation controlled by (optional) sensors.