Air cleaning units; Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Air conditioners; Air conditioning apparatus; Air conditioning units; Air cooling apparatus; Air purification units; Air purifiers; Air purifiers; Air purifying apparatus; Air purifying apparatus and machines; Air purifying units for commercial, industrial, and/or domestic use; Air-conditioning apparatus; Air-conditioning apparatus; Air-conditioning, air cooling and ventilation app...