SPECIAL ORDER ITEM. Review Returns Policy before purchase. The ProPEX brass sweat adapter collection provides a reliable and efficient transition between PEX piping and copper pipe systems. Engineered for strength and durability, these adapters ensure a secure connection that maintains the integrity of your plumbing infrastructure. Designed to meet the rigorous demands of both residential and commercial applications, this component facilitates seamless integration within complex water delivery systems. Its robust construction supports long-term performance, helping to minimize maintenance needs while ensuring consistent flow and leak resistance throughout the life of the installation.