| 811 | Airborne Particle Counter | Company Product |
| 812 | Airbox | Company Product |
| 813 | Aircon | Company Product |
| 814 | Aircon & Refrigeration Evaporators | Company Product |
| 815 | Aircon & Refrigeration Pumps | Company Product |
| 816 | Aircon Ac Pumps Singapore | Company Product |
| 817 | Aircon Accessories | Company Product |
| 818 | Aircon Chemical Washing | Company Product |
| 819 | Aircon Cleaners | Company Product |
| 820 | Aircon Cleaning | Company Product |
| 821 | Aircon Cleaning Service | Company Product |
| 822 | Aircon Cleaning Solution Used | Company Product |
| 823 | Aircon Compressor | Company Product |
| 824 | Aircon Compressor Repair | Company Product |
| 825 | Aircon Compressors | Company Product |
| 826 | Aircon Contractor | Company Product |
| 827 | Aircon Contractors | Company Product |
| 828 | Aircon Controls | Company Product |
| 829 | Aircon Dampers | Company Product |
| 830 | Aircon Drainage | Company Product |
| 831 | Aircon Drainage Pump | Company Product |
| 832 | Aircon Duct Cleaning | Company Product |
| 833 | Aircon Ducting Forming Machines | Company Product |
| 834 | Aircon Ducting Installation | Company Product |
| 835 | Aircon Ductings | Company Product |
| 836 | Aircon Engineers | Company Product |
| 837 | Aircon Equipment | Company Product |
| 838 | Aircon Equipment Dealers | Company Product |
| 839 | Aircon Fan Coil Cleaning | Company Product |
| 840 | Aircon Filters | Company Product |