| 334512 |
Air flow controllers (except valves), air-conditioning and refrigeration, manufacturing |
| 334512 |
Appliance controls manufacturing |
| 334512 |
Appliance regulators (except switches) manufacturing |
| 334512 |
Building services monitoring controls, automatic, manufacturing |
| 334512 |
Clothes dryer controls, including dryness controls, manufacturing |
| 334512 |
Combination limit and fan controls manufacturing |
| 334512 |
Combination oil and hydronic controls manufacturing |
| 334512 |
Computerized environmental control systems for buildings manufacturing |
| 334512 |
Damper operators (e.g., electric, pneumatic, thermostatic) manufacturing |
| 334512 |
Electric air cleaner controls, automatic, manufacturing |