The Helios KWL-MZB 6+1−75÷125 MultiZoneBox is a smart, multifunctional ventilation component that combines volume flow control, sound insulation, and efficient air distribution for both supply and extract air. Engineered for seamless integration with a central Helios KWL ventilation system, this unit enables quiet, demand-driven ventilation across multiple rooms. With six supply air connections and one extract air connection (75÷125 mm), it provides adaptable airflow tailored to occupant needs. Each MultiZoneBox includes an autonomous control system, allowing personalized zone management. Operation can be managed via a discreet ECO switch, a modern touch panel, or a VOC sensor that automatically maintains ideal air quality regardless of user input.