Plumbing, Heating, and Air?Conditioning Contractors

Commercial and Institutional Building Construction

Heating Equipment (except Warm Air Furnaces) Manufacturing

Air?Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing

Other Construction Material Merchant Wholesalers

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Warm Air Heating and Air?Conditioning Equipment and Supplies Merchant Wholesalers

Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Code	Description	Primary
238220	Plumbing, Heating, and Air?Conditioning Contractors
236220	Commercial and Institutional Building Construction
333414	Heating Equipment (except Warm Air Furnaces) Manufacturing

KSB MECHANICAL, INC.

NAICS Codes