NOC 2021 · 72402 · TEER 2
Heating, refrigeration and air conditioning mechanics
Unit group 72402 of the National Occupational Classification, 2021 Version 1.0.
What this group covers
Heating, refrigeration and air conditioning mechanics install, maintain, repair and overhaul residential central air conditioning systems, commercial and industrial refrigeration and air conditioning systems and combined heating, ventilation and cooling systems. They are employed by heating, refrigeration and air conditioning installation contractors, various industrial settings, food wholesalers, engineering firms and retail and servicing establishments. Transport refrigeration mechanics are included in this unit group. 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.
- air conditioning and heating mechanic
- air conditioning and refrigeration mechanic
- apprentice refrigeration and air conditioning mechanic
- central air conditioner installer
- central air conditioner repairer
- central air conditioning installer
- central air conditioning mechanic
- central air conditioning repairer
- central air conditioning servicer
- commercial air conditioning mechanic
- commercial refrigeration mechanic
- heating and air conditioning mechanic
- heating and cooling mechanic
- heating, ventilation and air conditioning (HVAC) mechanic
- hydronics technician
- journeyman/woman refrigeration and air conditioning mechanic
- refrigeration and air conditioning mechanic
- refrigeration and air conditioning mechanic (non-construction)
- refrigeration and air conditioning mechanic apprentice
- refrigeration and mechanical technician
- refrigeration mechanic
- refrigeration mechanic apprentice
- refrigeration system installer
- refrigeration technician
- transport refrigeration mechanic
- transport refrigeration technician
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.