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Heating, Ventilating & A/C

HVAC technicians install, maintain, and repair heating, ventilating, and air-conditioning systems. These systems allow people to control the air temperature inside structures. There are different kinds of HVAC systems, such as oil-fired furnaces and commercial refrigerators, and technicians can specialize within the trade. HVAC technicians must be able to understand the operating principles of different systems and to interpret written specifications.

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