“PVC will follow iron pipe sizing (IPS) whereas CPVC will follow ... Each material has a corresponding glue that will not work well on the other type. If you have to join the two, Smedley ...

PVC pipes are generally categorized into four types PVC-U unplasticized PVC), C-PVC (chlorinated PVC), PVC-O (molecular-oriented PVC), and modified PVC. Besides sharing many of the same properties ...