This course describes and discusses the various methods of airflow measurement technology as applies to LEED 2009 IEQ Credit 1 # Outdoor Air Delivery Monitoring. It includes a discussion about how standards and codes (i.e., ASHRAE, LEED 2009 and IMC) influence airflow measurement, ventilation and pressurization of buildings, which technologies are appropriate to various commercial HVAC applications and how to select the most appropriate technology. Included in this presentation is a demonstration using a variety of airflow measurement technologies in various duct applications. The target audience is specifying mechanical engineers, controls contractors, commissioning agents, building owners, code officials, test and balance contractors, LEED AP#s, facility managers, and IEQ professionals.