of an accredited heating, ventilation, air conditioning (HVAC) mechanic apprenticeship program and 3 years’ experience in the...: Under supervision, performs skilled work in refrigeration, air conditioning, heating, and ventilation tasks in accordance with standard...
of an accredited heating, ventilation, air conditioning (HVAC) mechanic apprenticeship program and 3 years’ experience in the..., performs skilled work in refrigeration, air conditioning, heating, and ventilation tasks in accordance with standard trade...