Industry: 3564—Industrial and Commercial Fans and Blowers and Air Purification Equipment
Establishments primarily engaged in manufacturing industrial and commercial blowers, industrial and commercial exhaust and ventilating fans, and attic fans, or in manufacturing dust collection and other air purification equipment for heating, ventilating and air-conditioning systems or for industrial gas cleaning systems. Establishments primarily engaged in manufacturing air-conditioning units are classified in Industry 3585; those manufacturing free air-circulating fans for use on desks, pedestals, or wall brackets as well as household window-type fans and roll-abouts, and kitchen and household ventilating and exhaust electric fans, except attic, are classified in Industry 3634.
| Air cleaning systems | Fans, except household |
| Air purification and dust collection equipment | Filters, air: for furnaces and air-conditioning equipment |
| Aircurtains (blower) | Furnace blowers (blower filter units) |
| Attic fans | Precipitation, electrostatic |
| Blowers, commercial and industrial | Turbo-blowers, industrial |
| Dust and fume collecting equipment, industrial | Ventilating, blowing, and exhaust fans: except household and kitchen |
| Exhaust fans, except household and kitchen | |
| Codes |
Titles | Total Marketable US Businesses |
| 35640000 | Blowers and fans | 276 |
| 35640100 | Purification and dust collection equipment | 63 |
| 35640101 | Air cleaning systems | 112 |
| 35640102 | Air purification equipment | 225 |
| 35640103 | Blower filter units (furnace blowers) | 4 |
| 35640104 | Dust or fume collecting equipment, industrial | 40 |
| 35640105 | Filters, air: furnaces, air conditioning equipment, etc. | 234 |
| 35640106 | Precipitators, electrostatic | 4 |
| 35640200 | Blowers and fans | 60 |
| 35640201 | Aircurtains (blower) | 5 |
| 35640202 | Blowing fans: industrial or commercial | 41 |
| 35640203 | Exhaust fans: industrial or commercial | 25 |
| 35640204 | Turbo-blowers, industrial | 9 |
| 35640205 | Ventilating fans: industrial or commercial | 54 |
