Lather (Interior Systems Mechanic)
Trade Description:
Interior systems mechanics install and apply lath, stucco wire, frameworks, vapour barrier, sound baffling, shielding, thermal and sound insulation, and access flooring systems to nearly all parts of the interior and exterior of a house or building. They also install decorative finishes and accessories.
Interior system mechanics usually work indoors in new construction, renovation and repair projects in the residential, commercial, institutional and industrial construction sectors.
| Trade Regulation | |
| Red Seal Occupational Standard | |
Apprenticeship - Annual Requirements:
| Levels | Total Hours/Year (On-the-Job & Technical Training) |
Total Weeks/Year (Technical Training) |
Delivered By |
| 4 | 1,800 | 6-6-6-6 | RRC |
Training Standards:
 Level One |
Level Chart |
| Level Two |
Profile Chart |
| Level Three |
NOA Subtask to Unit Comparison |
| Level Four | |
Red Seal Exam Information
| Red Seal Exam Breakdown | Red Seal Exam Self-Assessment Guide (Online) |
| Sample Exams | Red Seal Exam Self-Assessment Guide (PDF) |
| Types of Exam Questions | Red Seal Exam Preparation Guide |
Challenging the Exam - Trades Qualification:
Years of Experience |
Hours Required | Additional Practical
Exam Required |
| 6 | 10,800 | No |
| Employer Declaration | Employer Declaration (FR) Statutory Declaration | Statutory Declaration (FR) | ||
Designated Trainers:
| Work Experience Form |
