Charlotte Pipe 1/2 In. Male Thread to CPVC Adapter is specially designed to connect metal threaded fittings to CPVC piping, making it i for cold water applications only. This adapter ensures a secure and reliable transition between different materials, providing durability and leak resistance. It is important to use the correct fittings for hot water systems, so this adapter is exclusively for cold water use to maintain safety and performance. Model Number: CTS 02109 0600HA