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North American Industry Classification (NAICS) 1997
Classification
| 33341 | Ventilation, Heating, Air-Conditioning and Commercial Refrigeration Equipment Manufacturing | |
| This industry comprises establishments primarily engaged in manufacturing ventilation, heating, air-conditioning and commercial refrigeration equipment. | ||
| Exclusion(s): Establishments primarily engaged in: | ||
| ▪ | manufacturing industrial, power and marine boilers (33241, Power Boiler and Heat Exchanger Manufacturing) | |
| ▪ | manufacturing commercial cooking and food warming equipment (33331, Commercial and Service Industry Machinery Manufacturing) | |
| ▪ | manufacturing industrial process furnaces and ovens (33399, All Other General-Purpose Machinery Manufacturing) | |
| ▪ | manufacturing household fans (except attic), and portable electric space heaters, humidifiers and dehumidifiers (33521, Small Electrical Appliance Manufacturing) | |
| ▪ | manufacturing household cooking stoves, ranges, refrigerators and freezers (33522, Major Appliance Manufacturing) | |
| ▪ | manufacturing motor vehicle air-conditioning systems and compressors (33639, Other Motor Vehicle Parts Manufacturing) | |
| 333413 | Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing | |
| This Canadian industry comprises establishments primarily engaged in manufacturing industrial and commercial blowers. | ||
| Exclusion(s): Establishments primarily engaged in: | ||
| ▪ | manufacturing household fans (except attic), and portable electric space heaters, humidifiers and dehumidifiers (335210, Small Electrical Appliance Manufacturing) | |
| Example Activities | ||
| 333416 | Heating Equipment and Commercial Refrigeration Equipment Manufacturing | |
| This Canadian industry comprises establishments primarily engaged in manufacturing electric and non-electric heating equipment, and commercial and industrial refrigeration equipment. | ||
| Exclusion(s): Establishments primarily engaged in: | ||
| ▪ | manufacturing industrial, power and marine boilers (332410, Power Boiler and Heat Exchanger Manufacturing) | |
| ▪ | manufacturing commercial cooking and food-warming equipment (333310, Commercial and Service Industry Machinery Manufacturing) | |
| ▪ | manufacturing blowers for warm-air heating equipment (333413, Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing) | |
| ▪ | manufacturing industrial process furnaces and ovens (333990, All Other General-Purpose Machinery Manufacturing) | |
| ▪ | manufacturing household cooking stoves, ranges, refrigerators, freezers and water coolers (335223, Major Kitchen Appliance Manufacturing) | |
| ▪ | manufacturing motor vehicle air-conditioning systems and compressors (336390, Other Motor Vehicle Parts Manufacturing) | |
| Example Activities | ||
