maintenance and repair of cooling appliances and installations; maintenance and repair of heating systems; air duct cleaning services; cleaning of air conditioners; installation of heating and cooling apparatus; installation of central heating systems; installation of heating systems; installation, maintenance and repair of cooling and air-conditioning systems for temperature-controlled environments; installation of heating, ventilation and air-conditioning systems; installation, maintenance and repair of HVAC [heating, ventilation and air conditioning] systems; installation of air-conditioning systems; retrofitting of heating installations in buildings; retrofitting of air-conditioning installations in buildings

air duct cleaning services; installation of central heating systems; installation, maintenance and repair of cooling and air-conditioning systems for temperature-controlled environments; installation of heating and cooling apparatus; installation of heating systems; cleaning of air conditioners; maintenance and repair of cooling appliances and installations; maintenance and repair of heating systems; installation and repair of heating, ventilating and air-conditioning systems; installation, maintenance and repair of HVAC [heating, ventilation and air conditioning] systems; installation of heating, ventilation and air-conditioning systems; installation of air-conditioning systems; retrofitting of heating installations in buildings; retrofitting of air-conditioning installations in buildings

Maintenance, installation and repair of industrial apparatus and instruments

air conditioners; air conditioning devices; room air conditioners; evaporators for air conditioners; evaporators for air conditioning systems; air-conditioning devices; evaporators for air-conditioning systems; ventilation [air-conditioning] installations for buildings; cooling installations for gas; air conditioning apparatus for residences; air conditioning apparatus for residential use; air vents [ventilation systems]; air heating apparatus for residential use; heating installations [water]; air doors [air conditioners]; heating units; aerators [ventilation systems]; air doors being air conditioners; air-conditioning apparatus for residential use; axial-flow fans for air-conditioning; evaporators for air conditioning apparatus; hot air doors being air conditioners; evaporative air coolers; residential air-conditioning units; air-conditioning apparatus for residences; axial-flow fans for air conditioning; hot air doors [air conditioners]; electric fans for air-conditioning; evaporators for air-conditioning apparatus; air conditioners for industrial purposes; residential air conditioning units; air conditioners for vehicles; air conditioning apparatus for commercial buildings; cooling installations for water; water conditioning systems; room ventilators [supply dampers]; hot air doors [air-conditioning apparatus]; ventilation dampers; air conditioning apparatus; air conditioning apparatus for office use; fans [air conditioning]; axial fans for air conditioning; air cooling devices; heating installations; room air-conditioning apparatus; floor heating apparatus; room air conditioning apparatus; ventilation [air-conditioning] installations for vehicles; air conditioning installations for residential use; motorized fans for air conditioning; air impellers for ventilation; air-conditioning apparatus for commercial buildings; environmental control installations for cooling purposes; environmental control installations for the purposes of cooling; axial fans for air-conditioning; motorized fans for air-conditioning; air conditioning apparatus for public buildings; air-conditioning apparatus; ventilation [air-conditioning] installations for laboratories; air heating apparatus; hot air doors being air-conditioning apparatus; ventilating fans; ventilation [air-conditioning] installations and apparatus; combustion chambers; air conditioning apparatus for air vehicles; air-conditioning installations for residential use; heating installations for fluids; air doors [air-conditioning apparatus]; thermostatic valves as parts of heating installations; ventilating fans for industrial use; cooling installations; air-conditioning apparatus for office use; fans [air-conditioning]; ventilating fans for use in vehicles; air conditioning apparatus for use in clean rooms; air-conditioning apparatus for public buildings; portable air conditioners; environmental control apparatus and installations for the purposes of cooling; dampers [heating]; thermostatic valves [parts of heating installations]; installations for the cooling of water; evaporators; air cooling apparatus; cooling appliances and installations; installations for cooling water; environmental control apparatus for the purposes of cooling; heating installations for industrial use; air conditioning filters; environmental control apparatus for cooling purposes; fans for air-conditioning installations; room humidifiers [apparatus]; air-conditioning apparatus for use in clean rooms; cooling installations and machines; air-conditioning units; ventilating fans for industrial purposes; fans for air-conditioning apparatus

installation of HVAC systems; installation of heating, ventilation and air-conditioning [HVAC] systems; installation, maintenance and repair of heating, ventilation and air-conditioning [HVAC] systems; installation, maintenance and repair of HVAC [heating, ventilation and air conditioning] systems; installation of heating, ventilation and air-conditioning systems; cleaning of air conditioners; installation and repair of heating, ventilating and air-conditioning systems; retrofitting of heating, ventilating and air-conditioning installations in buildings

Refrigeration, air-conditioning and air cooling systems and apparatus and installations including heat exchangers, condensers, evaporators, filters, fans; water filtering apparatus, water distribution installations; humidifiers; evaporative cooling systems and apparatus; air cooling apparatus; parts and accessories for all the aforementioned systems and apparatus including filter pads, cooling pads, filter media for air-conditioning and ventilation, evaporative cooling media, wet wall pads, ventilation pads including tunnel ventilation pads and air-conditioning filters; all the foregoing being goods containing or consisting of apparatus for drying and/or cooling

Catalytic chemical compositions for use in the manufacture of catalytic converters for motors and engines

Business management and administration, organizing and conducting volunteering programmes, community services projects, the recruitment, organization, and development of volunteers for charities, non-profit organizations, philanthropists, and businesses; strategic business consultancy and planning for charities, non-profit organizations, philanthropists, and businesses

Advisory services relating to education and training; advisory and consultancy services relating to financial management of donor-advised funds for charitable purposes; arranging and conducting colloquiums, conferences, in-person and online education forums, lectures, seminars, symposiums, workshops as well as arranging group recreational activities, courses of instruction, exhibitions for educational purposes, training purposes; education and training for community and non-profit organisations and government relating to business excellence and quality improvement; arranging recreational events and retreats; business consultancy and advisory services; business training services; career advisory services; career information and advisory services; coaching; conducting conferences, educational workshops, exhibitions, instructional seminars, training seminars; dissemination of educational material; educational advisory services, consultancy services; mentoring and mentorship programmes; organisation of recreational activities, seminars, workshops, youth training schemes; providing group coaching and in-person learning forums

bed linen; mattress protectors (other than incontinence); bed coverings; pillow cases; bed sheets; linens; textiles; mattress covers; fabric; pillow covers

Apparatus for the cooling of grain; Electric cooling apparatus

Facial tissue made principally of paper; Facial tissues of paper; Toilet tissue made of paper; Toilet tissue made of paper derivatives; Wipes for toilet use (other than impregnated with cosmetic preparations); Wipes made of cellulose (other than impregnated or for medical use); Wipes made of tissue (other than impregnated or for medical use)