Comprehensive in scope, this second edition of a bestseller discusses  how HVAC systems operate, as well as how to select the right system and  system components to achieve optimum performance and efficiency for a  particular application. The author delineates specific ways in which  each system, subsystem or component contributes to the indoor  environment, as well as what factors have an impact on energy  conservation, indoor air quality, and cost. He examines compressors,  water chillers, fans and fan drives, air distribution and variable air  volume, pumps and water distribution, controls and their components,  heat recovery, and energy conservation strategies. 
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