Variable Air Volume - VAV system HVAC

The video tutorial explains the Variable Air Volume (VAV) system, highlighting its energy efficiency and zoning capabilities compared to Constant Air Volume (CAV) systems. It details the components of a VAV system, including the main AHU, supply and return ducts, diffusers, and VAV terminals. The tutorial covers the control mechanisms, such as thermostats and dampers, and discusses airflow and temperature regulation. It also addresses pressure management for energy efficiency and introduces fan-assisted VAV boxes to maintain air turnover and comfort.

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