The Helios KWL-MZB 6+1−75÷125 L90 is a multifunctional MultiZoneBox that combines volume flow regulation, acoustic insulation, and efficient air distribution in a single, compact unit. Designed with a 90-degree duct connection for installation flexibility, it seamlessly integrates with central Helios KWL ventilation systems to deliver whisper-quiet, demand-driven ventilation for both supply and extract air. Each unit features its own independent control system, allowing air volumes to be individually adjusted per room. Control options include an ECO control panel, a sleek touch display, or an optional VOC sensor for automated air quality management based on occupancy and pollutants, ensuring optimal indoor comfort