xkcd #3099: Neighbor-Source Heat Pump
Title text:
The installation of the pipes on the inside of the insulation can be challenging, especially when the neighbor could come home at any minute.
Transcript:
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Source: https://xkcd.com/3099/
25 degrees C is the perfect bedroom temperature at 2 am, isn't it?
I prefer 293.15 K for sleeping but to each their own.