The HELI AV 150 external wall exhaust fan from Helios is an efficient solution for ventilating smaller and medium-sized spaces in residential, commercial, and industrial areas. This fan is specifically designed for installation on external walls and features a weatherproof construction made of galvanized steel sheet, which is powder-coated and finished 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 includes moisture protection and thermal overload protection, enhancing the device's longevity. Power regulation is continuously adjustable via an electronic speed controller, allowing for flexible adaptation to individual needs.

• Weatherproof housing made of galvanized steel sheet
• Energy-saving radial impeller with backward-curved blades
• Maintenance-free, ball-bearing motor with moisture protection
• Continuously adjustable power regulation via speed controller
• Easy installation on uneven surfaces thanks to the stable base plate.