The Helios Fans RVBD 160 K is a high-quality device connection socket designed for integration with KWL ventilation units. Engineered with one short and one long DN 160 connection side, it offers flexibility for installations in varying duct layouts. The connector ensures a reliable, airtight fit with standard ventilation systems and is ideal for residential and commercial use. Its robust design simplifies integration and improves airflow efficiency in controlled ventilation environments.