Produces load calculations, equipment selections and duct designs that installers can build and verify.

Found in shops of every size. 43 required, 17 recommended and 0 elective skills in 3 stages.

Stages follow the tiers: Foundation, then Core, then Advanced. Skills inside a stage are in learning order.

Stage 1 · Foundation

20 required · 5 recommended

Required

1. PPE and jobsite hazards Foundation & Safety Safety-critical
2. Ladders and fall protection Foundation & Safety Safety-critical
3. Lockout / tagout Foundation & Safety Safety-critical
4. Emergency first aid Foundation & Safety Safety-critical
5. Refrigerant and nitrogen handling safety Foundation & Safety Safety-critical
6. Heat, matter and pressure Foundation & Safety
7. Hand tools and instruments orientation Foundation & Safety
8. Trade math basics Foundation & Safety
9. Measurement and unit conversion Foundation & Safety
10. Industry orientation Foundation & Safety
11. Efficiency ratings literacy Foundation & Safety
12. Electrical shock and burn prevention Electrical & Controls Safety-critical
13. Airflow fundamentals Airflow & Ducts
14. Airflow measuring tools Airflow & Ducts
15. Duct insulation Airflow & Ducts
16. Carbon monoxide safety Heating Safety-critical
17. Building science fundamentals Building Science & IAQ
18. Psychrometrics fundamentals Building Science & IAQ
19. Filtration Building Science & IAQ
20. Customer communication fundamentals Business & Leadership

Recommended

1. Electricity and circuit laws Electrical & Controls
2. Refrigeration cycle basics Refrigeration Circuit
3. Saturation tables and P/T charts Refrigeration Circuit
4. Combustion fundamentals Heating
5. Furnace configurations and components Heating

Stage 2 · Core

16 required · 6 recommended

Required

1. Rigging, hot work and confined spaces Foundation & Safety Safety-critical
2. Measuring static pressure Airflow & Ducts
3. Measuring total system airflow Airflow & Ducts
4. Airflow for capacity Airflow & Ducts
5. Heat pump types and selection Cooling & Heat Pumps
6. Moisture and vapour control Building Science & IAQ
7. Blower door testing Building Science & IAQ
8. Psychrometric chart plotting Building Science & IAQ
9. Ventilation strategies Building Science & IAQ
10. Air purification and pollutant control Building Science & IAQ
11. Humidification and dehumidification Building Science & IAQ
12. Efficiency standards and incentives Building Science & IAQ
13. Manual J load calculation Design & Commissioning
14. Manual S equipment selection Design & Commissioning
15. Commissioning fundamentals Design & Commissioning
16. Explaining system options to homeowners Business & Leadership

Recommended

1. Duct sealing and leakage testing Airflow & Ducts
2. Refrigerant types and blends Refrigeration Circuit
3. Ductless mini-split installation Cooling & Heat Pumps
4. Wireless probes and diagnostic apps Design & Commissioning
5. Systematic troubleshooting method Design & Commissioning
6. Rebates and incentive programs Business & Leadership

Stage 3 · Advanced

7 required · 6 recommended

Required

1. Panel capacity for electrification Electrical & Controls
2. Cold-climate heat pump performance Cooling & Heat Pumps
3. Heat pump sizing strategies Design & Commissioning
4. Manual D duct design Design & Commissioning
5. Manual T air distribution Design & Commissioning
6. Refrigerant line sizing Design & Commissioning
7. Total system performance verification Design & Commissioning

Recommended

1. Variable-speed systems Cooling & Heat Pumps
2. Dual-fuel systems Cooling & Heat Pumps
3. Building pressure diagnostics Building Science & IAQ
4. Energy auditing Building Science & IAQ
5. Existing system performance optimisation Design & Commissioning
6. Fault codes and board-level diagnostics Design & Commissioning