Sodeca hatch ventilation unit with raised lid next to a cased axial fanSodeca Group stand under a large orange overhead banner in Hall 7Decaclima air handling unit with glazed doors and touchscreen controlsMarelli Ventilazione industrial centrifugal fan at the Sodeca Group standSodeca stand with Selector and QuickFan software graphics and Marelli fanSodeca Ventilation Solutions wall listing fan applications from homes to tunnels