Insulator (Heat and Frost) Red Seal Examination Weightings

MWA A - Performs Common Occupational Skills 12%

MWA B - Performs Industrial Applications 31%

MWA C - Performs Commercial Applications 30%

MWA D - Performs Applications Common to Industrial and Commercial 12%

MWA E - Performs Specialized Applications 9%

MWA F - Performs Asbestos, Lead and Mould Abatement 6%

This pie chart represents a breakdown of the interprovincial Red Seal examination. Percentages are based on the collective input from workers from the trade from across Canada.

The following is the list of all of the Major Work Activities, Tasks and Sub-tasks. The percentages represent how the questions are assigned to each Major Work Activity and Task. Interprovincial examinations for this trade have between 100 and 150 questions.

MWA A – Performs Common Occupational Skills 12%

1. Task A-1 Performs safety-related functions 16%

• A-1.01 Uses personal protective equipment (PPE) and safety equipment
• A-1.02 Maintains safe work environment

2. Task A-2 Uses and maintains tools and equipment 20%

• A-2.01 Uses tools and equipment
• A-2.02 Uses access equipment

3. Task A-3 Organizes work 17%

• A-3.01 Performs task scheduling
• A-3.02 Organizes materials on site

4. Task A-4 Uses communication and mentoring techniques 10%

• A-4.01 Uses communication techniques
• A-4.02 Uses mentoring techniques

5. Task A-5 Performs routine trade practices 37%

• A-5.01 Performs measurements and calculations
• A-5.02 Interprets specifications and drawings
• A-5.03 Prepares substrates

MWA B – Performs Industrial Applications 31%

6. Task B-6 Prepares for installation of insulation in industrial applications 21%

• B-6.01 Selects materials for industrial applications
• B-6.02 Performs layout for industrial applications

7. Task B-7 Insulates piping and fittings 41%

• B-7.01 Installs insulation on piping, fittings and hangers
• B-7.02 Applies vapour barrier on piping and fittings
• B-7.03 Installs cladding, jacketing and finishes on piping and fittings

8. Task B-8 Insulates tanks, vessels and equipment 38%

• B-8.01 Installs insulation on tanks, vessels and equipment
• B-8.02 Applies vapour barrier on tanks, vessels and equipment
• B-8.03 Installs cladding, jacketing and finishes on tanks, vessels and equipment

MWA C – Performs Commercial Applications 30%

9. Task C-9 Prepares for installation of insulation in commercial applications 14%

• C-9.01 Selects materials for commercial applications
• C-9.02 Performs layout for commercial applications

10. Task C-10 Insulates plumbing and mechanical piping systems 36%

• C-10.01 Installs insulation on plumbing and mechanical piping systems
• C-10.02 Applies vapour barrier on insulated plumbing and mechanical piping systems
• C-10.03 Installs cladding, jacketing and finishes on insulated plumbing and mechanical piping systems

11. Task C-11 Insulates mechanical ducting 27%

• C-11.01 Installs insulation on mechanical ducting
• C-11.02 Applies vapour barrier on insulated mechanical ducting
• C-11.03 Installs cladding, jacketing and finishes on insulated mechanical ducting

12. Task C-12 Insulates mechanical equipment 23%

• C-12.01 Installs insulation on mechanical equipment
• C-12.02 Applies vapour barrier on insulated mechanical equipment
• C-12.03 Installs cladding, jacketing and finishes on insulated mechanical equipment

MWA D – Performs Applications Common to Industrial and Commercial 12%

13. Task D-13 Installs fire stop systems 31%

• D-13.01 Identifies approved fire stop system
• D-13.02 Applies fire stop materials to architectural, structural, mechanical and electrical components

14. Task D-14 Insulates for soundproofing 17%

• D-14.01 Insulates piping for soundproofing
• D-14.02 Insulates turbines, equipment and mechanical systems for soundproofing
• D-14.03 Fabricates acoustic panels (Not Common Core)
• D-14.04 Installs acoustic panels to ceilings and walls (Not Common Core)

15. Task D-15 Installs removable covers 37%

• D-15.01 Fabricates removable covers
• D-15.02 Fastens removable covers

16. Task D-16 Installs underground insulating systems 15%

• D-16.01 Installs pipe insulation to underground systems
• D-16.02 Installs pour-in-place and spray-on insulation to underground systems

MWA E – Performs Specialized Applications 9%

17. Task E-17 Sprays sealers, coatings and spray-on insulation 21%

• E-17.01 Protects surrounding work area for spraying
• E-17.02 Prepares material, equipment and substrate for spraying
• E-17.03 Installs reinforcing material for spraying
• E-17.04 Applies spray-on insulation, coatings and sealers

18. Task E-18 Installs fireproofing 20%

• E-18.01 Applies fireproofing to architectural, structural, mechanical and electrical components
• E-18.02 Applies protective covering to fireproofing materials

19. Task E-19 Installs insulation for refractory systems 23%

• E-19.01 Applies insulation to refractory systems
• E-19.02 Installs reflective systems
• E-19.03 Installs cladding, jacketing and finishes to refractory systems

20. Task E-20 Installs insulation for cryogenic systems 36%

• E-20.01 Applies insulation to cryogenic systems
• E-20.02 Applies vapour barrier to insulated components of cryogenic systems
• E-20.03 Installs cladding, jacketing and finishes to cryogenic systems

21. Task E-21 Insulates for marine applications (Not Common Core)

• E-21.01 Insulates bulkheads, deckheads and hulls (Not Common Core)
• E-21.02 Installs cladding, jacketing and finishes on marine applications (Not Common Core)

MWA F – Performs Asbestos, Lead and Mould Abatement 6%

22. Task F-22 Prepares for asbestos abatement 32%

• F-22.01 Determines required personal protective equipment (PPE) for asbestos abatement
• F-22.02 Retrieves sample of asbestos for testing
• F-22.03 Determines scope of work
• F-22.04 Prepares site for removal and containment of asbestos
• F-22.05 Builds temporary enclosure

23. Task F-23 Performs asbestos removal procedures 39%

• F-23.01 Removes asbestos
• F-23.02 Disposes of asbestos materials
• F-23.03 Performs decontamination of area and equipment

24. Task F-24 Performs maintenance and repair 18%

• F-24.01 Encapsulates asbestos
• F-24.02 Encloses asbestos

25. Task F-25 Performs lead abatement and mould remediation 11%

• F-25.01 Performs lead abatement
• F-25.02 Performs mould remediation