Description
Inspection and Laboratory Services (except medical/dental): Pipe, Tubing, Hose, and Fittings

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541990 – All Other Professional, Scientific, and Technical Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
237110 – Water and Sewer Line and Related Structures Construction
541620 – Environmental Consulting Services
926150 – Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors
922160 – Fire Protection
562991 – Septic Tank and Related Services
561210 – Facilities Support Services
541380 – Testing Laboratories
541330 – Engineering Services