If you are in the construction trades or building maintenance, these books are a "must-have" to stay on top of the latest regulations. Many cities use the International Codes for the basis of their regulations. These are hot off the press 2009 manuals. They can more than pay for themselves by keeping you out of trouble with the local building inspectors.
The International Plumbing Code book includes all the latest in regulations for plumbing performance and prescriptive objectives. Innovative new products, materials and systems are introduced. A bonus copy of the 2009 International Private Sewage Disposal Code (IPSDC) covering the design, installation, and inspection of private sewage disposal system is included. The IPSDC gives insight into the development of safe sanitary systems.