I have a dryer in my apt (miele) and it has no externally routed vent. Heat/humidity is ejected to the sewer line. Aside from the lower energy consumption, th

I have a dryer in my apt (miele) and it has no externally routed vent. Heat/humidity is ejected to the sewer line. Aside from the lower energy consumption, this seems useful for an Antarctic base for heat re-use.