The HELI AV 100 exterior wall fan from Helios is an efficient solution for ventilating small to medium-sized rooms in residential, commercial, and industrial areas. This fan is specifically designed for installation on exterior walls and features a weatherproof construction made of powder-coated, galvanized steel sheet in alpine white. Its compact design allows for easy installation, even on uneven surfaces, thanks to the sturdy plastic base plate. The fan is equipped with an energy-saving radial impeller that ensures quiet operation and is dynamically balanced. The maintenance-free motor offers additional protection against moisture and thermal overload, enhancing the device's longevity. The stepless power control allows for flexible adjustment of the fan speed to meet individual requirements.

• Weatherproof housing made of powder-coated, galvanized steel sheet
• Energy-saving radial impeller with backward-curved blades
• Maintenance-free, ball-bearing motor with moisture protection
• Stepless power control via electronic speed controllers
• Bird protection grille and closure slats with spring return.