Trades · Program guide
HVAC & Refrigeration
HVAC and refrigeration technicians install, operate and service the heating, cooling, ventilation and refrigeration systems in homes and commercial buildings.
See the coursesTake the free career quizThe field
What this field covers
- Heat transfer and psychrometrics
- The refrigeration cycle, superheat, subcooling and charging
- Refrigerant recovery and EPA rules
- Furnaces, heat pumps and hydronic systems
- Airflow, static pressure and duct balancing
- Electrical controls, motors and diagnostics
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Courses and books for this field
HVAC Technician
Heating and cooling theory, refrigeration cycle, airflow, controls and diagnostics.
Career track · $297
HVAC Operations Tech
Day-to-day HVAC operations, checks and basic troubleshooting.
Course · $97
Commercial HVAC Operations Tech
Operating and monitoring commercial HVAC equipment.
Course · $97
The HVAC Career Starter Handbook
PDF career book.
Book · $50
TSC Pro Bundle
All career tracks, lifetime content access, resume and interview prep materials, exam preparation guides.
Bundle · $497
Free resources
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HVAC & Electrician Career Path Guide
Compare the HVAC and electrician career paths.
Free guide
Trade Career Readiness Checklist
Check what you need before starting a trade career.
Free checklist
The Technical Job-Readiness Scorecard
Rate yourself on 12 statements and get a score, a band and three next actions.
Free scorecard
Technical Skills College provides skills training and exam preparation. It does not issue licenses, certifications or credentials; completed courses earn a certificate of completion. Licenses and industry certifications are issued by state agencies and independent certifying bodies, and requirements vary by state and trade.