PVC/CPVC – rigid plastic pipes similar to PVC drain pipes but with thicker partitions to deal with municipal water force, introduced about 1970. PVC stands for polyvinyl chloride, and it has become a typical replacement for steel piping. Drainage units usually do not rely on tension, as supply devices do. https://plumbing00875.blog-gold.com/33109195/the-single-best-strategy-to-use-for-plumbing