A unique, practical approach to self-study, the 2009 INTERNATIONAL ENERGY CONSERVATION CODE® STUDY COMPANION will provide readers with the resources they need to develop a strong working knowledge of the code and then effectively apply it. With real-world learning exercises, quizzes, commentaries, code excerpts, and illustrations, it is designed to highlight the code's key concepts and encourage critical thinking. The end result is a valuable, comprehensive self-study guide that will benefit anyone seeking a foundational knowledge in the industry's latest "green" trends.