Centrifugal blower with an air flow of up to 1070 m³/h, offering high capacity and efficiency compared to axial fans. It is specially designed for the ventilation of commercial spaces, offices, etc. The fans are compatible with ducts with a diameter of 250 mm. The fan casing is made of galvanized steel. The centrifugal blade of the rotor is driven by a single-phase motor, which features thermal protection and automatic restart to prevent motor overheating. It includes rules that extend the motor's life to up to 40,000 hours of continuous operation. Protection class IP X4. It can be installed at any operating angle, using the moisture-resistant mounting unit.