North American Industry Classification System (NAICS) code 221330 is used by federal buyers for market research, set-aside size standards, and reporting. Official titles come from the Census Bureau NAICS structure.
Official definition
This industry comprises establishments primarily engaged in providing steam, heated air, or cooled air. The steam distribution may be through mains.
- Official title
- Steam and Air-Conditioning Supply
- Code level
- 6
- Parent industry
- Steam and Air-Conditioning Supply 22133
- Open opportunities
- 0 open · 0 active
SBA small-business size standard
$30M average annual receipts
Average annual receipts basis
Check this standard and its exceptionsExcluded or separately classified activities
Official Census cross-references identify activities that belong under another North American Industry Classification System (NAICS) code.
Merchant wholesale distribution of warm air heating and air-conditioning equipment--are classified in Industry 423730, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers.
Selling and installing warm air heating and air-conditioning equipment--are classified in Industry 238220, Plumbing, Heating, and Air-Conditioning Contractors; and
Source and edition
2022 NAICS Manual definition and reference material from the U.S. Census Bureau.