Cartridge for a water-conducting domestic appliance comprising a detergent dosing system

A cartridge for a water-conducting domestic appliance, which has a detergent dosing system having at least one detergent dispenser for removably receiving at least one cartridge, wherein the cartridge has at least two chambers for storing at least two detergents, the cartridge comprising:

• a cartridge housing having the at least two chambers formed therein, wherein each chamber of the least two chambers has a storage capacity for storing detergent which is greater than a quantity required for one washing cycle, and
• wherein each chamber of the at least two chambers includes an openable closure for detergent delivery, the openable closure including means for opening automatically upon insertion of the cartridge into the detergent dosing system and for closing automatically upon removal of the cartridge from the detergent dosing system,
• a common cover covering the at least two chambers, the common cover including a ventilation channel in the cover extending across the at least two chambers, and
• a ventilation chamber disposed in the cartridge housing between two of the at least two chambers, the ventilation chamber being connected with the at least two chambers via the ventilation channel, wherein the ventilation chamber is without an openable closure.