North American Industry Classification System (NAICS) 1997

North American Industry Classification System (NAICS) 1997
Introduction

23252 - Plumbing, Heating and Air-Conditioning Installation

This industry comprises establishments primarily engaged in installing primary water piping systems, plumbing fixtures, secondary piping systems for wet heating, natural gas pipe fitting for dry heating, and central air-conditioning equipment. The installation of sheet metal duct work is included.

Display definitions Display structure
North American Industry Classification System (NAICS) 1997 - Classification structure
Code Canadian industry
232520Plumbing, Heating and Air-Conditioning Installation Plumbing, Heating and Air-Conditioning Installation
Date modified: