Harmann AXEL fan and PIRAX jet fan hung from the display truss

Photo: Mariusz Młynarczyk / CloudAir.tech

The Harmann AXEL axial fan with its red impeller stands on the burgundy carpet of the Arena Technologii exhibit at the Warsaw fair. Above, a Harmann jet fan marked 'PIRAX' and galvanised duct fans hang from an aluminium truss, with VRF outdoor units and visitors further along the display.