Why do you assume there were no tubes taking the heat through the ceiling. Even in the 10/28/2011 1MW there were. And indeed, there was a model of fan similar to the smallest model displayed on the site you gave the link. At least that I could see in the video by Mats Lewan.
2016-05-21 16:37 GMT-03:00 Alan Fletcher <[email protected]>: > And that's assuming the air is vented directly from the machine to the > fan. It would actually rise by convection, spread over the whole ceiling, > and lose a lot of heat through the roof. > > I think this puts it WAY below the "fatal" level. > > >

