Boost function: fan switches back to original speed after 5 minutes. Light and airy hood, with blackout blind and mosquito net. Made of impact-resistant, weather-resistant plastic. Aerodynamic shape provides high contact pressure and tightness. Wide overhanging outer dome provides protection even in heavy rain. Control crank knob is on the side, creating a completely free opening.

Further specifications:

• Fan dimension: Ø 300 mm
• Fan current consumption: 0.17-3 A
• Fan max air delivery: 20 m³/min