The Helios KWL-MZB-AP is a specialized mounting plate designed for seamless integration of MultiZoneBox units into concrete ceiling structures. It allows for a direct connection between the ventilation box and the ductwork, streamlining installation and ensuring optimal airflow distribution. The unit includes two sets of six DN 75 connectors for efficient supply and extract air routing. With compact dimensions of 776 x 50 x 255 mm (W x H x D), this accessory ensures space-saving and reliable mounting in ceiling applications. Ideal for residential and commercial ventilation systems using Helios KWL components.