Industrial construction fan/heater with a 50,000W output, ideal for heavy-duty work environments. The fan runs on diesel or gasoline and has an airflow of 1100 m³/h. The fuel tank has a capacity of 56 liters and the fan offers climate control with dehumidifying, cooling, and heating functions. The height is adjustable, and the fan features an automatic shutdown function. It operates on 220V power and is suited for a wide range of applications in construction environments.