Brass PEX-B Barb x Female Sweat Elbow - Lead FreeDesigned for durable, code-compliant transitions between PEX-B tubing and copper SWT connections. Manufactured from lead-free brass compliant with UPC standards, it is suitable for residential and commercial water distribution systems. This fitting is compatible with PEX-B tubing and ASTM F1807 crimp or clamp systems using copper crimp rings or stainless steel clamp rings. The Female SWT allows secure soldered connections to a copper pipe. Brass construction provides corrosion resistance, strength, and long-term reliability in hot and cold water applications.