NOC 2021 · 72321 · TEER 2
Insulators
Unit group 72321 of the National Occupational Classification, 2021 Version 1.0.
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What this group covers
Insulators apply insulation materials to plumbing, air-handling, heating, cooling and refrigeration systems, piping equipment and pressure vessels, and walls, floors and ceilings of buildings and other structures, to prevent or reduce the passage of heat, cold, sound or fire. They are employed by construction companies and insulation contractors, or they may be self-employed. Apprentices are also included in this unit group.
Example job titles
As Statistics Canada publishes them. Yours may be worded differently and still belong here.
- apprentice insulator
- asbestos insulator
- boat and ship insulator
- boiler and pipe insulator
- boiler insulator
- building insulator
- cork insulation installer
- fibreglass insulation installer
- fire protection insulator
- firestopping insulator
- foamed insulation applicator
- heat and frost insulator
- insulation applicator
- insulation installer
- insulation mechanic
- insulator
- insulator apprentice
- journeyman/woman insulator
- pipe insulator
- plastic insulation applicator
- refrigeration and air conditioning equipment insulator
- residential insulation installer
- sound insulator
- soundproof material installer
Source: Statistics Canada — National Occupational Classification 2021 V1.0. Data current as of 13 August 2026. NOC 2021 Version 1.0. The classification is versioned rather than dated — IRCC moved to it in November 2022, and a new version would be a new classification rather than an update.