UPVC Pipe is often referred to as rigid plastic because they do not contain these additional plasticizing materials. The pipe is a type of plastic pipe that is made of polyvinyl chloride (PVC) polymer and does not contain any plasticizer. They are acid and alkali resistant and corrosion resistant. Many chemical plants are used as infusion pipes. UPVC pipe is ideal for drinking water supply lines in residential and industrial projects and also as a covering for tube works.