Hm, fair enough! I have a NUC8i5BEH here that is used as a linux desktop for testing and the fan spins up annoyingly often (and it's quite loud when it does).

Hm, fair enough! I have a NUC8i5BEH here that is used as a linux desktop for testing and the fan spins up annoyingly often (and it's quite loud when it does). Maybe the cupboard is just enough to muffle it :)