Comfortable indoor environments with enhanced air quality improve the health and well-being of the building’s occupants. This course compares fabric air dispersion systems to traditional metal duct systems. It explores the evolution of fabric air dispersion systems and discusses essential design considerations, including: shape, layout options, system dimensions, suspension systems, fittings, air dispersion design, fabric options, orifices/vents, and air pressure design, and how they impact energy efficiency and indoor environmental quality.