25 used air cleaners from pro hygiene systems GmbH, model Aircleaner Pro Silent XL are offered.   At the turn of the year 2021/22 the equipment was purchased by the city of Oldenburg in Holstein for the local schools and used there during the Corona pandemic. The maintenance was carried out at the beginning.   The devices are in the used condition, no defects are known.   Technical data: Dimensions: 132 x 57 x 32 cm (with castors), 123 x 57 × 32 cm(without castors) Pure air flow rate > 1.250 m3/h max. 99.97 % particle inactivation Integrated UV-C module according to DIN ISO 15858:2016 100% ozone-free (EC1005/2009) HEPA filter class H13 Power supply: 220-240 V/AC 50 Hz   Only for indoor use in dry environments.   The equipment is distributed among the different school locations, the specified pick-up location represents only the location with the most equipment. The remaining locations will be notified in case of surcharge