Industry: 3433—Heating Equipment, Except Electric and Warm Air Furnaces
Establishments primarily engaged in manufacturing heating equipment, except electric and warm air furnaces, including gas, oil, and stoker coal fired equipment for the automatic utilization of gaseous, liquid, and solid fuels. Establishments primarily engaged in manufacturing warm air furnaces are classified in Industry 3585; cooking stoves and ranges are classified in Industry 3631; boiler shops primarily engaged in the production of industrial, power, and marine boilers are classified in Industry 3443; and those manufacturing industrial process furnaces and ovens are classified in Industry 3567.
| Boilers, low-pressure heating: steam or hot water | Radiators, except electric |
| Fireplace inserts | Range boilers, galvanized iron and nonferrous metal |
| Furnaces, domestic: steam or hot water | Room heaters, except electric |
| Gas burners, domestic | Salamanders, coke and gas burning |
| Gas heaters, room | Solar energy collectors, liquid or gas |
| Gas infrared heating units | Solar heaters |
| Gas-oil burners, combination | Space heaters, except electric |
| Heaters, swimming pool: oil or gas | Stokers, mechanical: domestic and industrial |
| Heating apparatus, except electric or warm air | Stoves, household: heating—except electric |
| Kerosene space heaters | Stoves, wood and coal burning |
| Logs, fireplace: gas | Unit heaters, domestic: except electric |
| Oil burners, domestic and industrial | Wall heaters, except electric |
| Codes |
Titles | Total Marketable US Businesses |
| 34330000 | Heating equipment, except electric | 270 |
| 34330100 | Burners, furnaces, boilers, and strokers | 41 |
| 34330101 | Boilers, low-pressure heating: steam or hot water | 47 |
| 34330102 | Furnaces, domestic steam or hot water | 3 |
| 34330103 | Gas burners, domestic | 6 |
| 34330104 | Gas burners, industrial | 19 |
| 34330105 | Gas-oil burners, combination | 5 |
| 34330106 | Oil burners, domestic or industrial | 16 |
| 34330107 | Stokers, mechanical: domestic or industrial | 10 |
| 34330200 | Room and wall heaters, including radiators | 9 |
| 34330201 | Logs, gas fireplace | 23 |
| 34330202 | Radiators, except electric | 14 |
| 34330203 | Room heaters, except electric | 0 |
| 34330204 | Room heaters, gas | 2 |
| 34330205 | Space heaters, except electric | 7 |
| 34330206 | Unit heaters, domestic | 7 |
| 34330207 | Wall heaters, except electric | 1 |
| 34339901 | Gas infrared heating units | 16 |
| 34339902 | Heaters, swimming pool: oil or gas | 8 |
| 34339904 | Solar heaters and collectors | 159 |
| 34339905 | Steam heating apparatus | 12 |
| 34339906 | Stoves, wood and coal burning | 34 |
