North American Industry Classification System (NAICS) Canada 2017 Version 3.0

• 23 - Construction
• 238 - Specialty trade contractors
• 2382 - Building equipment contractors

23822 - Plumbing, heating and air-conditioning contractors

This industry comprises establishments primarily engaged in installing or servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labour when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.