This code reference takes a straightforward, illustrated approach and uses it to explain the most important and commonly used codes in the 2009 International Plumbing Code. This valuable reference guide transforms the sometimes complex jargon frequently associated with the code into clear, real-world terms, which simplifies the learning process and provides readers with a context for understanding the information covered. With over 80 pages of illustrated code requirements, violations, and installation concerns and coverage that includes everything from material requirements and horizontal drain sizing to framing notching, and design standards, the (Second Edition) will prove itself to be an indispensable resource for anyone in or entering the plumbing field.