PolyPro White Paper

Date: Nov 14, 2017

Adobe Acrobat Document Product Bulletin

Is PVC (polyvinyl chloride) pipe safe for combustion venting on high efficiency, condensing water heaters and boilers and furnaces? For better or for worse, this is a question that frequently evolves into another, does it meet code. After all, we rely on codes to tell us what is safe; and we rely on codes to help us make decisions that keep us safe from liability. But what if the code is ambiguous? This paper will explain why, when it comes to using PVC for combustion venting, installers must err on the side of safety, because while the code is arguably unclear, the safety of PVC in this application is not. PVC is not designed for and never should be used for venting these types of appliances. There is another option ... 

Read more: PolyPro White Paper (PDF, 2.9MB)