Visitors inspect an Armónia ammonia unit cooler under the NH3 LED display

Photo: Mariusz Młynarczyk / CloudAir.tech

Visitors look into an Armónia unit cooler with two axial fans and an open coil section, shown in front of a pink "NH3" LED display. A glass panel reads "-67%" next to a column of green balls, and a "Propeller" unit stands nearby on the LU-VE stand.