Laundry chute - Hygiene? How to keep it clean

Yes, well, that could even be cleaned easily if needed. But in a two-story house with a basement, it gets more difficult to clean when the exhaust air from the bathroom on the first floor leads to the utility room in the basement.

A bit off-topic: for controlled residential ventilation, there are special cleaning companies that check and clean the pipes every few years, right?

Exhaust air is all the same to me. There is a G4 and F7 filter before the supply air.

Dryers are rubbish, clothes get damaged and shrink. Nowadays, almost nothing is allowed in the dryer anymore. But oh well...