Rosenberg row of EC radial fans and an ECFanGrid demo cabinetRosenberg meeting area with a software screen and black impellersRosenberg open FanGrid cabinet showing red plug fans insideRosenberg Airbox air handling unit at the corner of the standRosenberg fan boxes and ECOFIT centrifugal fans on red plinthsRosenberg EC axial fan impellers in front of the crowded standRosenberg staff beside brochure racks and a wall screenCrowded Rosenberg reception counter under the lit company logoConversations at the Rosenberg counter in front of the black wallRosenberg air handling units, centrifugal fans and axial impellers