This course is the second semester course in the MATA Heating, Ventilation, & Air Conditioning (HVAC) sequence. Students are provided advanced skills in residential and commercial air conditioning, refrigeration, and heating. The students learn to install, maintain, and repair heating and cooling equipment. Instruction includes air distribution and ventilation systems, refrigeration equipment, oil, gas, electric and heat pump systems, residential plumbing, and electrical layout and installation. Upon successful completion of this course, students are prepared to perform most aspects of HVAC and qualify for sponsored apprenticeship programs. Students may be eligible to take the Environmental Protection Agency (EPA) Certification Exam, the Universal R-410 A Certification Exam, any or all of the 12 HVAC Excellence Exams, and the National Construction Career Test (NCCT). This course is part of the Loudoun Governor's STEM Academy.