National Clay Pipe Institute is a not-for-profit trade association comprised of the manufacturers of Vitrified Clay Pipe.
The Institute promotes the use of Vitrified Clay Pipe for gravity sanitary sewers through education, research, government relations and technical support. The Institute's publications, videos and computer programs are available to engineers, agencies, contractors, students and others that are interested in building sanitary sewers having the longest possible useful life.
To request literature or training materials, click here. To request a training session or to have a representative contact you, fill out the form below with your request.
Most of the materials on this site are available without registering, but if you register we’ll keep you up-to-date with the latest developments in research and our newest publications. Register now to request a hydraulic calculator, download the current NCPI Engineering Manual or
request an educational seminar.
We respect the value of your time and will not over-communicate. We will never sell your contact information.
For information about purchasing pipe, please contact one of our member-companies.