Abstract: A rinsing device for boosting the quality of the rinsing of a cleaning device to facilitate and improve the cleanness of surface cleaning, the rinsing device comprising a first tank (41) provided to collect wastewater coming from the cleaning device, a second tank (42) provided to store clean water, and a mechanical pumping device (15, 50) configured to pump clean water coming from the second tank (42) to wet the cleaning device.