The axial fan-series of DLK Fan Factories are the result of intensive cooperation with well-known research institutions, the use of the latest tools for product development and million investments in up-to-date manufacturing technology. The various axial fan series cover flow rates up to 450,000 m³/h and pressures up to 6,000 Pa. A standardised basic product range up to DN 1600 covers all common requirements. Project specific special fans up to DN 2500 and up to 400 °C operating temperature are available for special requirements. All fans exceed the efficiency standards of the ErP-directive (ecodesign directive).