Official definition
This industry comprises establishments primarily engaged in manufacturing ventilation, heating, air-conditioning and commercial refrigeration equipment.
Industry
33341 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing
Fabrication d'appareils de ventilation, de chauffage, de climatisation et de réfrigération commerciale
Canadian industries
Next level
Fully clickable cards for the next layer in the hierarchy.
333413
0 Canadian industries
Canadian industry
Industrial and commercial fan and blower and air purification equipment manufacturing
This Canadian industry comprises establishments primarily engaged in manufacturing industrial and commercial blowers.
Canadian industries
0
Canadian industries
0
Open item ->
333416
0 Canadian industries
Canadian industry
Heating equipment and commercial refrigeration equipment manufacturing
This Canadian industry comprises establishments primarily engaged in manufacturing electric and non-electric heating equipment, and commerc...
Canadian industries
0
Canadian industries
0
Open item ->
Official classification fields for this page
Official classification fields taken from the current StatCan source bundle.
| Characteristic | Description |
|---|---|
| Official title | Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing |
| Classification | NAICS Canada 2022 Version 1.0 |
| Publishing authority | Statistics Canada |
| Hierarchical level | Industry |
| Parent code | 3334 - Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing |
| International correspondence | ISIC Rev. 4; harmonized with US and Mexico NAICS at higher levels. |
| Source | https://www.statcan.gc.ca/en/subjects/standard/naics/2022/v1/index |
| Source verification | 2026-05-05 |
Canada-wide tax and filing context
Canada-wide business, tax, and filing context from the local country pack and tax pack.
| Characteristic | Description |
|---|---|
| Tax authority | Canada Revenue Agency (CRA) |
| Business identifier | Business Number (BN): 9-digit identifier with program account suffixes such as RT0001 for GST/HST, RP0001 for payroll, and RC0001 for corporate income tax. |
| Filing requirements | Business Number registration; Form T2125 (Statement of Business or Professional Activities) attached to T1; Form T2 (Corporation Income Tax Return); Form T5013; Form GST34 |
| Sector authority | No cluster authority recorded in the local country pack. |
Exclusions
- manufacturing commercial cooking and food warming equipment (See 333310 Commercial and service industry machinery manufacturing (CAN))
- manufacturing household cooking stoves, ranges, refrigerators and freezers (See 335223 Major kitchen appliance manufacturing (CAN))
- manufacturing household fans (except attic), and portable electric space heaters, humidifiers and dehumidifiers (See 335210 Small electrical appliance manufacturing (MEX))
- manufacturing industrial process furnaces and ovens (See 333990 All other general-purpose machinery manufacturing (CAN))
- manufacturing industrial, power and marine boilers (See 332410 Power boiler and heat exchanger manufacturing)
- manufacturing motor vehicle air-conditioning systems and compressors (See 336390 Other motor vehicle parts manufacturing)
Classification Confidence Score
3 of 5 factors passing
6/ 10
Verified official source — naics-scian-2022-structure-v1-eng.csv (2026-05-05)
International crosswalk — No international correspondence found
Previous edition migration — NAICS 2017 to 2022 continuity confirmed
Complete hierarchy — 4 levels confirmed in hierarchy
Size or threshold documented — Not applicable for hub levels
Trade or export match — No direct HS code correspondence in current bundle
Legacy crosswalk — Legacy system (SIC 1980) retired in this region
Business Profiles
When you might need code 33341
Professions specific to this sector are linked to this part of the Canadian classifier so the page speaks to real work teams.
01
33341
Packaging line coordinator
Use this page when the file covers labeling, filling, sealing, palletizing, and contract packing. It helps confirm whether 33341 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
02
33341
Metal fabrication estimator
Use this page when the file covers custom metal jobs, fabrication quotes, welding loads, and shop planning. It helps confirm whether 33341 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
03
33341
Food plant production manager
Use this page when the file covers food processing lines, packaging shifts, quality holds, and plant throughput. It helps confirm whether 33341 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
04
33341
Plastics extrusion supervisor
Use this page when the file covers extrusion runs, resin changeovers, tooling setups, and output scheduling. It helps confirm whether 33341 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.
Business categories in this branch
A rotating set of business activity examples linked to this part of the Canadian hierarchy.
In this section
- 33341Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing
Commonly confused with
333310 — Commercial and service industry machinery manufacturing
manufacturing commercial cooking and food warming equipment (See 333310 Commercial and service indu...
335223 — Major kitchen appliance manufacturing
manufacturing household cooking stoves, ranges, refrigerators and freezers (See 335223 Major kitche...
335210 — Small electrical appliance manufacturing
manufacturing household fans (except attic), and portable electric space heaters, humidifiers and d...
333990 — All other general-purpose machinery manufacturing
manufacturing industrial process furnaces and ovens (See 333990 All other general-purpose machinery...
332410 — Power boiler and heat exchanger manufacturing
manufacturing industrial, power and marine boilers (See 332410 Power boiler and heat exchanger manu...
Source row
33341Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing
This page mirrors the source row from the structure CSV and the matching rows from the elements and crosswalk files.
Frequently asked questions
What does code 33341 cover?
Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing: This industry comprises establishments primarily engaged in manufacturing ventilation, heating, air-conditioning and commercial refrigeration equipment.
Which level of the hierarchy is 33341?
It is a industry page in the NAICS Canada 2026 hierarchy.
What is the parent of 33341?
It rolls up to 3334 Ventilation, heating, air-conditioning and commercial refrigeration equipment manufacturing.
Should I stop at 33341 or go lower?
2 lower-level item(s) sit under this branch: Industrial and commercial fan and blower and air purification equipment manufacturing, Heating equipment and commercial refrigeration equipment manufacturing.
Are official inclusion notes attached to 33341?
No inclusion rows are attached to this page in the local elements file.
Are there exclusion notes for 33341?
Yes. 6 exclusion note(s) help separate this page from nearby codes.
Does 33341 include illustrative examples?
No example rows are attached on this page in the local elements file.
What kinds of businesses often start from this page?
Examples in this branch include Wood products, Consumer goods, Food processing, Metal fabrication.
Is there an ISIC mapping for 33341?
No ISIC correspondence row is attached to this page.
Does this page show a US NAICS reference?
No same-code US NAICS reference row is attached on this page.
Why are both English and French titles shown?
NAICS Canada is bilingual, so the page keeps both language titles visible for comparison and lookup.
Where does the page text come from?
From the local StatCan structure file, elements file, ISIC crosswalk, and the bundled US 6-digit reference workbook.