Ventilation system, e.g. for toilets, has air acquisition device directly on water closet, connected to fan or ventilation system, externally sealed to basin and internally open to it

摘要

The system (5) has an air acquisition device mounted directly on the water closet (1), connected directly or indirectly to a fan or ventilation system, externally sealed to the water closet basin and internally forming an opening with it, via which odors can be extracted directly from the basin when a user is seated on the water closet.