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 water delivery systems, this component offers professional-grade performance for various installation needs. Its robust construction supports long-term reliability, making it an essential element for plumbing professionals.