Chlorinated polyvinyl chloride (CPVC) first made its way into the world of venting systems in the residential market. In recent years, CPVC has been used to vent Category IV high-efficiency boilers.

At the 2013 International Builders Show in Las Vegas, Lubrizol Corp. launched a mobile app that has a compatible product finder for its chlorinated PVC (CPVC), which is the subject of a lawsuit that ...