The Helios RP-KVK 3−100÷125 L is a compact air distribution unit constructed from durable galvanized steel sheet and internally lined with sound-absorbing material to minimize noise during operation. Designed for both extract and supply air functions, it serves as a versatile collector and distributor for residential or commercial ventilation systems. The unit features 2 x DN 125 and 2 x DN 100 connections for extract air, along with 2 x DN 100 connections for supply air. The configuration includes a convenient inspection opening with a cover for easy maintenance. With the supply air port located on the left side, this distributor ensures optimal airflow and low-noise performance.