INDEPENDENT REVIEW RECORD
Refractory Mason claim-verification table
Accessed and reviewed August 25, 2026. Numerical, regulatory and time-sensitive information is qualified and linked to its authority.
| Type | Claim | Authority | Status |
|---|---|---|---|
| Identity | Refractory Mason is listed under Ontario trade code 401R. | Open source ↗ | Verified |
| Scope | A Refractory Mason: | Open source ↗ | Verified |
| Duties | Builds and repairs heat and corrosion resistant structures and vessels such as furnaces, tanks, and containers. | Open source ↗ | Verified |
| Training | 4240 total hours: 4000 workplace and 240 in school. | Open source ↗ | Verified or qualified |
| Certification | Skilled Trades Ontario identifies Refractory Mason as inactive and not accepting new apprenticeship registrations indefinitely. Confirm any status change directly before planning. | Open source ↗ | Verified or qualified |
| Wages | Ontario hourly rates of $24.00, $40.00 and $50.00 convert to $48,000, $80,000 and $100,000 at 2,000 paid hours. | Open source ↗ | Verified calculation |
Wage calculations are broad employee estimates, not guarantees or business-income forecasts. Training delivery, fees, job opportunities and employer requirements can change.
EVIDENCE BASE
Sources & verification
Regulated, numerical and time-sensitive claims link to the authority used. Accessed and reviewed August 25, 2026.
Skilled Trades Ontario — Refractory Mason ↗Official scope, duties, training and certificationGovernment of Canada Job Bank — Ontario wages ↗Ontario low, median and high employee wage benchmarkSkilled Trades Ontario — Start an apprenticeship ↗Eligibility, sponsors and registrationOntario — OYAP ↗High-school apprenticeship pathway
Use teacher-led activities and school-approved materials to discuss this career.