Provides a conceptual understanding of functions and performances of energy systems including mechanical, electrical, electronic, and plumbing and transport systems in residential and commercial buildings. Also provides information on integration between energy systems and other building components. Introduces the concepts of alternative energy sources, energy efficiency, structural implications of mechanical systems, indoor air quality, and environmental control strategies. Familiarizes students with more recent and current efforts in sustainability and green building ideas. Also introduces codes and standards relevant to energy devices used in building construction, such as National Fire Protection Association (NFPA), American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE), and National Electrical Code (NEC).