The revised edition presents the fundamentals, methods, and procedures, including tables and charts, for balancing HVAC systems. Subjects covered in the manual include motor operation, fan curves, pump curves and fluid flow losses in ducts, fittings, pipes, and air terminals. Additionally, variable-frequency drives, direct digital control systems, lab hood exhaust balancing, and balancing equipment and procedures are presented.

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Publication date: 03/10/2003