The Helios ELF-AE FV 125 is an air filter designed for use in ventilation systems, made from synthetic fibre with a Class G3 rating. This filter efficiently traps dust and particulate matter, ensuring cleaner air quality in your ventilation setup. The synthetic fibre material offers durability and long-term performance, making it ideal for maintaining optimal airflow and air hygiene in various environments. Its reliable design ensures that it meets the filtration needs of medium and large ventilation systems.