The Helios ASD 200 is a high-quality bell mouth and guard component designed to improve airflow efficiency at the air intake of ventilation systems. Manufactured from galvanized steel sheet, it offers robust durability and corrosion resistance. The wide-diameter intake nozzle promotes smooth air entry, reducing turbulence and enhancing overall system performance. It includes an adjacent side flange with a hole pattern conforming to DIN 24155 standards, ensuring compatibility with standard ventilation duct systems. Ideal for both industrial and commercial ventilation setups, the ASD 200 provides reliable and efficient air intake management.