NAICS for "hvac"
-
238220 - Plumbing, Heating, and Air-Conditioning Contractors
This industry comprises establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs. …Examples: Heating, ventilation and air-conditioning (HVAC) contractors, HVAC (heating, ventilation and -
423730 - Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
This industry comprises establishments primarily engaged in the merchant wholesale distribution of warm air heating and air-conditioning equipment and supplies. …Examples: HVAC equipment merchant wholesalers