11 Air-conditioning installations; Air cooling apparatus; Air deodorizing apparatus; Air filtering installations; Air humidifying apparatus; Air purification units; Air purifiers; Air purifiers for household purposes; Air purifying apparatus and machines; Apparatus for dehydrating food waste; Electric fans for personal use; Electric radiant heaters for household purposes; Fabric steamers; Filters for air conditioning; Gas scrubbing apparatus; Household air cleaners; Humidifiers; Portable electric heaters; Radiators, electric