You'll be surprised how easy it is to find what you are looking for using EasiTabs. Industry experts carefully identified the most referenced sections in the California Plumbing Code to create these tabs. Flip through the code and find frequently used sections fast! Contains full-page inserts tabs that have the key sections of the code printed on them in an easy-to-read format. These tabs are 3-hole drilled. A tab is not provided for all sections