Description
Inspection and Laboratory Services (except medical/dental): Furnace, Steam Plant, and Drying Equipment; and Nuclear Reactors

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
541350 – Building Inspection Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541330 – Engineering Services
332410 – Power Boiler and Heat Exchanger Manufacturing
561210 – Facilities Support Services
221330 – Steam and Air-Conditioning Supply
238990 – All Other Specialty Trade Contractors
333414 – Heating Equipment (except Warm Air Furnaces) Manufacturing
333994 – Industrial Process Furnace and Oven Manufacturing