HVAC
Heating, ventilation, and air conditioning. HVAC technicians install, maintain, and repair systems that control temperature and air quality in homes and buildings. EPA certification is required in the U.S. for work involving refrigerants.
Heating, ventilation, and air conditioning. HVAC technicians install, maintain, and repair systems that control temperature and air quality in homes and buildings. EPA certification is required in the U.S. for work involving refrigerants.