CPVC Coupler: Durable & Leak-Proof Joint for Hot & Cold Water Pipes The CPVC Coupler, offered by Yug International, is an indispensable fitting designed to join two sections of CPVC pipe in a straight line. This crucial component ensures a strong, seamless, and leak-proof connection in all hot and cold water plumbing systems. Made from premium CPVC (Chlorinated Polyvinyl Chloride), our couplers provide exceptional high-temperature resistance and corrosion immunity, making them the preferred choice for reliable, long-lasting water pipeline fittings in residential and commercial projects.