Principal Changes to the California Mechanical Code, 2007 Edition is a four-color, illustrated guide to the most important changes found in the 2007 California Mechanical Code. A summary and an analysis of the significance of the change are provided. Each code change is identified by type, be it an addition, modification, clarification, or deletion. Most changes are accompanied by a photograph, an application example, or an illustration to assist and enhance the reader’s understanding of the specific change.

Designed for plumbing and mechanical officials, fire officials, plans examiners, inspectors, design professionals, contractors and others in the construction industry, this is a valuable tool best used as a study companion to assist code users in identifying the specific code changes that have occurred and understanding the reasons behind the changes. It is also a valuable resource for jurisdictions in their code adoption process. 128pp.