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NOC 72321: Insulators

NOC 72321 is the NOC 2021 unit group for insulators, with job titles such as insulator, sound insulator and building insulator. It is a TEER 2 occupation in broad category 7, trades, transport and equipment operators and related occupations.

TEER 2Broad category 7NOC 2021

Decode the code

Pick a level to see what each digit means.

72321

Unit group 72321: insulators. This is the code you put on your application.

NOC 72321 job description: insulator duties and responsibilities

  • Read and interpret drawings and specifications to determine insulation requirements and select type of insulation required
  • Measure and cut insulating material to required dimensions using hand and power tools
  • Apply and secure insulation using spraying, blowing, pasting, strapping, taping and other application and installation methods
  • Fit insulation around obstructions and between studs and joists
  • Install vapour barriers
  • Apply waterproofing cement over insulating materials to finish surfaces
  • Remove asbestos or urea-formaldehyde insulation from buildings when required.

Job titles under NOC 72321

Boiler and pipe insulatorBuilding insulatorFirestopping insulatorHeat and frost insulatorInsulation applicatorInsulation mechanicInsulatorInsulator apprenticeSound insulator

See every job title and its code in the A–Z job title index, or all TEER 2 jobs.

Is NOC 72321 eligible for Express Entry?

By TEER, yes. TEER 2 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept, and NOC 72321 is also on the Federal Skilled Trades list. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.

Federal program TEER requirements for NOC 72321
ProgramTEER checkWhy
Federal Skilled WorkerTEER qualifiesTEER 2 is within TEER 0 to 3
Canadian Experience ClassTEER qualifiesTEER 2 is within TEER 0 to 3
Federal Skilled TradesListed tradeNOC 72321 is in a trade group IRCC accepts. Check IRCC
Spouse's open work permitQualifiesOn IRCC's TEER 2–3 list. SOWP rules

Category-based draws: NOC 72321 is not on any category-based selection list (checked 2026-10-16). Under NOC 2016, TEER 2 was skill level B ("NOC B").

Category-based Express Entry draws and provincial nominee programs use their own occupation lists. Check the current lists on IRCC's Express Entry page and provincial nominee page.

NOC 72321: common questions

What is NOC 72321?

NOC 72321 is the code for insulators in Canada's National Occupational Classification (NOC 2021). Its first digit, 7, is the broad category and its second digit, 2, is the TEER level. Immigration forms, job offers and LMIA applications use this five-digit code.

What TEER is NOC 72321?

NOC 72321 is TEER 2. Occupations that usually need a college program of two to three years or an apprenticeship of two to five years, or that carry supervisory or significant safety responsibilities. Under the older NOC 2016 system, TEER 2 lines up with skill level B.

Is NOC 72321 eligible for Express Entry and PR?

By TEER, yes. TEER 2 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept, and NOC 72321 is also on the Federal Skilled Trades list. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.

Is NOC 72321 in a category-based Express Entry draw?

No. As of IRCC's list dated 2026-10-16, NOC 72321 is not in any category-based selection list (healthcare, STEM, trades, education, transport and others). You can still be invited in general and program-specific draws.

Is NOC 72321 eligible for a spousal open work permit (SOWP)?

Yes. NOC 72321 is on IRCC's list of TEER 2 occupations that qualify, so a worker in this job can support a spouse's open work permit, as long as their own work permit has at least 16 months left when the spouse applies (IRCC page modified 2026-06-12).

What is the NOC code for an insulator?

Insulator is listed under NOC 72321, insulators. The job title alone does not decide your code: your duties should match the main duties of NOC 72321.

How do I know if NOC 72321 is my NOC code?

Compare what you actually do with the main duties listed for NOC 72321, not just your job title. IRCC expects your duties to match the lead statement and most of the main duties of the code you choose. If they fit another code better, use that one. You can paste your duties into nocfinder to see how they line up, duty by duty.

Source: ESDC NOC 2021 · IRCC program pages. Not legal advice.