At 1:51 of this video, you can see them fitting it to what looks like a giant heatsink, to be plugged into some very large pipes: https://youtu.be/qSqAxEXtZY0?t

At 1:51 of this video, you can see them fitting it to what looks like a giant heatsink, to be plugged into some very large pipes: https://youtu.be/qSqAxEXtZY0?t=111 https://youtu.be/qSqAxEXtZY0?t=111