Plumbing Venting: Decoding Chapter 9 of the 2015 IPC is an in-depth illustrated manual dedicated to the IPC venting methods. This heavily illustrated guide shows correct and incorrect methods of installation based on the 2015 International Plumbing Code. It discusses the nuances of each method in detail and gives many examples of the how and where to use each method. A must have guide for any installer, designer or plumbing professional