NAICS Code 42373 — Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

NAICS Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It contains 1 direct sub-code.

Code	42373
Title	Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
Level	NAICS Industry (5-digit)
Edition	NAICS 2022 edition

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in the merchant wholesale distribution of warm air heating and air-conditioning equipment and supplies.

Illustrative Examples:

Air pollution control equipment and supplies merchant wholesalers

Nonportable electric baseboard heaters merchant wholesalers

Air-conditioning equipment (except room units) merchant wholesalers

Warm air central heating equipment merchant wholesalers

Automotive air-conditioners merchant wholesalers

Ductless heating and air-conditioning system equipment merchant wholesalers

This national industry shares the official Census description of 423730.

Where 42373 sits in the hierarchy

Level	Code	Title
Sector	42	Wholesale Trade
Subsector	423	Merchant Wholesalers, Durable Goods
Industry Group	4237	Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers
NAICS Industry	42373	Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

Codes under 42373

Code	Title
423730	Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

Related NAICS Industry codes

• 42371 — Hardware Merchant Wholesalers
• 42372 — Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
• 42374 — Refrigeration Equipment and Supplies Merchant Wholesalers

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.