The Soler and Palau ACOPEL F400-400 – 160 N circular flex connector is designed for 400mm ducts, offering a reliable and flexible connection to fan units. Compatible with F400-120 and related models, this connector reduces vibration and noise while maintaining smooth and efficient airflow throughout the ventilation system. Manufactured from durable materials, it provides long-lasting performance in both commercial and residential applications. Its flexibility allows easier alignment during installation, making it a practical accessory for a variety of ventilation setups.