What types of pipes are used today?

Today, a variety of pipes are used in construction and Plumbing, including PVC (polyvinyl chloride) for drainage and irrigation, CPVC (chlorinated polyvinyl chloride) for hot water applications, and PEX (cross-linked polyethylene) for residential plumbing due to its flexibility and resistance to scale. Metal pipes like copper and galvanized steel are still common for water supply and heating systems. Additionally, HDPE (high-density polyethylene) is often used for gas distribution and water mains due to its durability and resistance to corrosion. Each type of pipe is selected based on its specific application, cost, and performance characteristics.