Description
Modification of Equipment: Plumbing, Heating, and Waste Disposal Equipment

Possible NAICS Codes
238220 – Plumbing, Heating, and Air-Conditioning Contractors
237110 – Water and Sewer Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
334290 – Other Communications Equipment Manufacturing
562119 – Other Waste Collection
237130 – Power and Communication Line and Related Structures Construction
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
423610 – Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers
444140 – Hardware Retailers
561210 – Facilities Support Services