| Naics index | Naics index description |
|---|---|
| 238290 | Pipe covering |
| 238290 | Pipe, duct and boiler insulation |
| 238290 | Pneumatic tube conveyor system installation |
| 238290 | Power boiler, installation only |
| 238290 | Power generating equipment (except home standby power generator) installation |
| 238290 | Revolving door installation |
| 238290 | Rigging large-scale equipment |
| 238290 | Satellite dish, household-type, installation |
| 238290 | Vacuum cleaning system, built-in, installation |
| 238290 | Vault, safe and banking machine installation |