The Ultimate Guide to CPVC Pipes & Fittings: Everything You Need to Know CPVC pipes and fittings remain the most preferred in the residential and commercial setting due to their durability and resistance to corrosion. They easily install and give a wide scope in various plumbing applications. The guide below covers all you need to know about CPVC pipes and fittings , including the best available, prices, and how to choose the right products for your project. What are CPVC Pipes & Fittings? CPVC stands for Chlorinated Polyvinyl Chloride. The material is used in plumbing works for carrying both cold and hot water. CPVC pipes and its fittings have high temperature and pressure resistance than the regular PVC. Key Components of CPVC Systems CPVC Coupling: This component is used to connect two parts of a CPVC pipe. Couplings seal the pipeline with a leakage free option and are provided in various sizes and types. CPVC Expansion Joint: They are designed to accommodate the th