7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs; hydraulic and pneumatic controls for heating, cooling, refrigerating, ventilation and energy recovery equipment
9
Computer analysis and product selection software in the field of heating, cooling, refrigerating, ventilation, energy recovery, and sound control; sound attenuators, sound control units and systems for testing and controlling sound; electric controls for heating, cooling, refrigerating, ventilation and energy recovery equipment
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; heating, cooling, refrigerating, ventilation and energy recovery equipment, namely air-handling equipment and packaged and custom-engineered air conditioners, chillers, gas, electric, hydronic and solar heating apparatus, ventilation fans, humidifying sections, de-humidifying sections, steam generators \ \
35
Business consulting services in the field of heating, cooling, air filtration, humidity control, sound control, ventilation, energy recovery and energy management
37
Building construction including construction of environmental control centres for buildings which incorporate elements such as pumps, boilers and electrical control centres; repair; installation services; heating contractor services; air conditioning contractor services; construction management services in the field of heating, cooling, air filtration, humidity control, sound control, ventilation, energy recovery and energy management; consultation and advisory services relating to the aforesaid
40
Custom manufacturing services in the field of heating, cooling, air filtration, humidity control, sound control, ventilation, energy recovery and energy management; consultation and advisory services relating to the aforesaid
42
Engineering services in the field of heating, cooling, air filtration, humidity control, sound control, ventilation, energy recovery and energy management; design services in the field of heating, cooling, air filtration, humidity control, sound control, ventilation, energy recovery and energy management; consultation and advisory services relating to the aforesaid