Air purifying apparatus; Filters for air purifying apparatus; Air sterilizers; Air conditioners.

Installation, maintenance and repair services including the installation, maintenance and repair of heat pumps, air conditioning units, apparatus for air conditioning and central heating, condensers, evaporators, engines and other machines and machinery; cleaning services including the cleaning of heat pumps, air conditioning units, apparatus for air conditioning, condensers, evaporators, engines and other machines and machinery; electrical installation services, electrical repair services and electrical maintenance services; electric appliance installation and repair; electrical apparatus installation and repair; electrical wiring services; mechanical and chemical cleaning services; industrial cleaning services; boiler cleaning and repair services; installation of apparatus for sanitation; advisory, consultancy and information services in relation to the aforesaid services; including the provision of the aforesaid services online via a website, the Internet or other computer networks and/or accessible by mobile phone and other Internet-enabled devices

air conditioning vent sealing services; air conditioner cleaning services; installation and repair of freezing equipment; installation and repair of freezing apparatus; installation of central heating radiators; installation of environmental control systems; installation of geothermal systems; installation of apparatus for air conditioning; air conditioning apparatus installation; installation of air conditioning apparatus; air-conditioning apparatus installation; air-conditioning apparatus cleaning services; air conditioning apparatus cleaning services; installation of air-conditioning apparatus for use in clean rooms; cleaning of air conditioning apparatus; cleaning of air conditioners; air conditioning factory renovation services; air conditioning factory renovation; installation of air conditioners; installation of control systems for air conditioning; installation of air-conditioning control systems; installation of air-conditioning systems; installation services of central heating; heating equipment installation; installation of heating equipment; providing information relating to the repair or maintenance of air-conditioning apparatus; air-conditioning apparatus refurbishment; installation of central heating apparatus; installation of heating, lighting and cooking apparatus; installation of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; installation of heating and cooling apparatus; installation of heating apparatus; installation of solar heating systems; installation of central heating systems; installation of heating, ventilation and air-conditioning [HVAC] systems; installation of heating, ventilation and air-conditioning systems; installation of heating systems; air conditioning installation renovation; installation and repair of air-conditioning apparatus; installation of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; installation of apparatus for heating; heating apparatus installation; air conditioning installation refurbishment; heating equipment maintenance and repair; heating equipment repair; installation and maintenance of heating systems; air-conditioning system installation and repair; installation, maintenance and repair of air-conditioning systems; installation and repair of air-conditioning systems; heating system installation and repair; installation, maintenance and repair services for air-cooled compressors and heat exchanger pumps; maintenance and repair of cooling appliances and installations; maintenance and repair of air conditioners; repair and maintenance of air conditioners; heater maintenance and repair; heater installation, repair and maintenance services; heater installation, repair and maintenance; heater installation and repair; providing information relating to the repair or maintenance of gas water heaters; installation and repair of heaters for baths; installation and repair of heaters; installation, repair and maintenance of heaters; maintenance and repair of heaters; repair of heaters; installation and repair of bathroom heating devices; installation and repair of floor heating devices; installation and repair of heating; heating system installation, repair and maintenance services; heating system installation, repair and maintenance; heating system maintenance and repair; maintenance and repair of heating apparatus; repair and maintenance of heating apparatus; installation and repair of floor heating apparatus; repair of heating apparatus; installation and repair of heating systems; maintenance and repair of heating systems; construction, repair and maintenance of heat insulation systems; repair of heating systems; maintenance and repair of heating equipment; installation and repair of heating equipment; repair of heating equipment; installation, maintenance and repair of heating apparatus; installation, maintenance and repair of heat insulation systems; installation, maintenance and repair of heating systems; installation, repair and maintenance of heating systems; installation, repair and maintenance of heating equipment; maintenance and repair of heating installations; installation and repair of heating, ventilating and air-conditioning 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; air-cooled heat exchanger installation, maintenance and repair; heating equipment installation and repair; heating equipment installation, repair and maintenance services; heating equipment installation, repair and maintenance; heating installation and repair; repair of heating, air-conditioning and alarm installations; installation, maintenance and repair of air-conditioning apparatus; installation, maintenance and repair of apparatus for heating, purifying air, refrigerating, drying, ventilating, temperature control and air-conditioning; maintenance and repair of air conditioning apparatus; repair and maintenance of air conditioning apparatus; repair and maintenance of air-conditioning apparatus; repair or maintenance of air-conditioning apparatus for industrial purposes and providing information relating thereto; repair or maintenance of air-conditioning apparatus for industrial purposes; routine servicing of air-conditioning apparatus; routine servicing of heating apparatus; maintenance and repair of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; repair and maintenance of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; routine servicing of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus; routine servicing of heating, refrigerating, air-conditioning, drying, ventilating and dust extraction apparatus at intervals stipulated by the manufacturer; air conditioner washing services; air-conditioning apparatus washing services; air conditioning apparatus washing services; washing of air conditioners; washing of air conditioning apparatus