Mueller Streamline CUC012 - 1-1/4 Wrought Copper CapSKU: CUC012Mueller Streamline CUC012 - Wrought Copper Cap.DocumentationMueller Copper Fittings for Plumbing and Mechanical Applications Submittal Data Sheet (PDF)DocumentationMueller Streamline Copper Fittings — Wrot Catalog (PDF)