Air circulation apparatus; Air cleaning filters (parts of air cleaning machines or installations); Air conditioning apparatus for residences; Air conditioning apparatus for residential use; Air conditioning fans; Air conditioning filters; Air conditioning installations for residential use; Air-conditioning apparatus; Air-conditioning fans; Air-conditioning installations; Apparatus for air conditioning; Air conditioners; Air delivery apparatus for cooling buildings; Air delivery apparatus for heating buildings; Air delivery apparatus for ventilating buildings; Air filtering installations; Air inductor apparatus (air conditioning); Air processing (conditioning) apparatus; Apparatus for extracting particles (ventilation); Central type air conditioning apparatus; Cold air blowing apparatus; Combined heating and air conditioning apparatus; Cooling installations for refrigerating; Domestic air conditioning apparatus; Domestic air conditioning installations; Dust extraction installations (ventilation); Dust removing installations for ventilation; Electric air conditioners; Electric fans for ventilation; Electrical installations for ventilating; Electrically powered air blowers for air-conditioning purposes; Electrically powered air blowers for ventilation purposes; Electrically powered blowers for ventilation; Electrically powered fans for ventilation purposes; Extractor units (ventilation); Fans (air-conditioning); Fans (parts of air conditioning installations); Fans being parts for air conditioning installations; Filters for air conditioning; Filters for industrial installations; Installations for air conditioning; Installations for air extraction; Ventilation (air conditioning) installations for buildings; Ventilation (air-conditioning) installations and apparatus; Ventilation apparatus