Air-conditioning apparatus; Air-conditioning apparatus and installations; Air-conditioning apparatus for commercial buildings; Air-conditioning apparatus for household purposes; Air-conditioning installations; Air-conditioning installations and apparatus; Air-conditioning installations for household purposes; Air-conditioning units; Air conditioning apparatus; Air conditioning apparatus and installations; Air conditioning installations; Air conditioning units; Air doors being air conditioners; Coils as parts of distilling, heating or cooling installations; Heat pumps; Air-source heat pump water heaters; Central air-conditioning installations; Central air-conditioning installations for household purposes; Components for air conditioning and cooling systems, namely, evaporative air coolers; Domestic air-conditioning apparatus; Domestic air-conditioning installations; Electrical fans being parts of household air-conditioning installations; Evaporators for air-conditioning apparatus; Filters and filtering devices for air and gas conditioning; Filters for use with apparatus for air-conditioning; Filters for use with apparatus for air conditioning; Residential air-conditioning units