Ventilators with air flow up to 2650 m3/h for circular pipes with diameters 125 - 400 mm. The throats are fitted with gaskets.
The fans are made of galvanized steel sheet with a 50 mm layer of soundproofing material. The fans are equipped with a 230 V / 50 Hz EC motor with thermal overload protection, have IP44 protection and are suitable for operation at air temperatures up to 40 °C.
Mounting is also possible outdoors. The motors are regulated by a potentiometer in the terminal block or by an external controller.