Manual Q is your one-stop reference book on the low-pressure, low-velocity systems used in small and mid-size commercial buildings. ACCA's Manual Q gives you time-saving "quick" fitting loss tables, as well as a complete set of fitting loss tables compiled from the ASHRAE and SMACNA handbooks.

Topics Include:

• Performance characteristics of fans, duct systems, air-side devices, and duct system materials
• Fan inlet and fan discharge losses
• Duct sizing methods, including a comprehensive treatment of the equal friction duct sizing method
• Examples of how to design constant volume, variable volume, rooftop multi-zone, and VVT duct systems
• Exhaust equipment and exhaust duct systems
• Building pressure control, ventilation, and air balance
• Fittings and hardware for adjustment, test, and balance work
• Duct system efficiency, conduction losses and duct leakage