Helios AIR1 ventilation units with open, lit casings

Photo: Mariusz Młynarczyk / CloudAir.tech

Corner of the Helios stand with two ventilation units shown with transparent panels and coloured internal lighting, one branded "Helios AIR1". A ceiling-hung unit with multiple spigots and a spiral duct hangs above, in front of a white wall with product cards and a red "WIE 3D SIND SIE?" sign. Visitors inspect the units.