The 2012 ASHRAE Handbook--HVAC Systems and Equipment discusses various systems and the equipment (components or assemblies) they comprise, and describes features and differences. This information helps system designers and operators in selecting and using equipment. An accompanying CD-ROM contains all the volume"s chapters in both I-P and SI units. System Requirements: MS Windows XP, Vista, or 7; Mac OS X v. 10.4.11 or higher; 256 MB of RAM; PDF viewing software; 125 MB hard disk space; web browswerASHRAE, founded in 1894, is an international organization of some 50,000 persons. ASHRAE fulfills its mission of advancing heating, ventilation, air conditioning, and refrigeration to serve humanity and promote a sustainable world through research, standards writing, publishing, and continuing education. The ASHRAE Handbooks are the design standard for control of built environments with volumes on Systems and Equipment, HVAC Applications, Refrigeration and Fundamentals. Each is updated every four years. In addition to publishing design guidance for engineers, architects, and facility managers, we also publish a series of texts for classroom use. Some of the areas we publish in include: -Energy Modeling and Auditing -High Performance Building Design -Psychrometrics -Indoor Air Quality and Environmental Quality -Data Center Energy Efficiency -Noise & Vibration Control -Humidity Control -HVAC for Healthcare Facilities