| 332322 |
Cornices, sheet metal (except stampings), manufacturing |
| 332322 |
Cowls, sheet metal (except stampings), manufacturing |
| 332322 |
Culverts, sheet metal (except stampings), manufacturing |
| 332322 |
Dampers, sheet metal (except stampings), manufacturing |
| 332322 |
Door hoods, sheet metal (except stampings), manufacturing |
| 332322 |
Downspouts, sheet metal (except stampings), manufacturing |
| 332322 |
Ducts, sheet metal, manufacturing |
| 332322 |
Eaves, sheet metal (except stampings), manufacturing |
| 332322 |
Elbows for conductor pipe, hot air ducts, and stovepipe, sheet metal (except stampings), manufacturing |
| 332322 |
Flooring, sheet metal (except stampings), manufacturing |