Description
Modification of Equipment: Water Purification and Sewage Treatment Equipment

Possible NAICS Codes
221310 – Water Supply and Irrigation Systems
237110 – Water and Sewer Line and Related Structures Construction
326122 – Plastics Pipe and Pipe Fitting Manufacturing
811412 – Appliance Repair and Maintenance
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
541330 – Engineering Services
334513 – Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
333318 – Other Commercial and Service Industry Machinery Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors