Refra and Rütgers "Green Cooling" unit with open service doors

Photo: Mariusz Młynarczyk / CloudAir.tech

A large grey Refra unit carries the rütgers kälte:wärme logo and a "GREEN COOLING" label on its V-shaped coil section. Service doors stand open to show green-lit piping and compressors inside. A leaf-print canopy spans the stand above, and staff and visitors talk on the white floor to the right.