Heating, air conditioning, and refrigeration mechanics and installers are also called:
- A/C Tech (Air Conditioning Technician)
- HVAC Installer (Heating, Ventilation, Air Conditioning Installer)
- HVAC Mechanic (Heating, Ventilation, Air Conditioning Mechanic)
- HVAC Specialist (Heating, Ventilation, and Air Conditioning Specialist)
- Refrigeration Mechanic
- Refrigeration Operator
- Refrigeration Technician (Refrigeration Tech)
- Service Technician (Service Tech)
- Systems Mechanic
- Transportation Refrigeration Technician (Transportation Refrigeration Tech)