Home / Pipes and Fittings / Brass/Copper / CONEX Nickel-Plated CxFI Coupling CONEX Nickel-Plated CxFI Coupling Size Choose an option15mm X 1/2"15mm X 1/2"Clear Related products CONEX Brass CxC Elbow DELCOP Copper Socket (Soldering) CONEX Brass CxC Socket CONEX Brass CxMI Socket DELCOP Copper Tee (Soldering) Gunmetal CxMI Socket (Soldering)