Air Movement and Control Association (AMCA) International Inc. held Middle East Technical Seminar November 22 in Dubai, United Arab Emirates. Focused on designing and specifying air systems for commercial buildings in Middle East, seminar covered such topics as minimizing system effect, properly specifying AMCA-certified products, proper sizing/selection of fans and low-leakage dampers, AMCA sand louver certification program, and energy service company retrofit program.