WTK stand with blue insulated shell-and-tube heat exchangersWTK insulated shell-and-tube heat exchanger with nameplateWTK heat exchanger in front of the logo wall at stand T12WTK stand with blue plate heat exchangers and a large cylindrical unitClose-up of a blue cylindrical heat exchanger on the WTK standWTK stand with new CHW shell-and-tube heat exchanger in the foregroundWTK Germany stand with a large finned coil graphic and meeting tableConversation on the WTK Germany stand next to a heat exchanger sampleWTK stand with white shell-and-tube evaporator and green pressure vesselWTK stand with yellow and green shell-and-tube evaporators