A.Y. McDonald 5423-264 3/4 Expansion PEX x FNPT Coupling
The A.Y. MCDONALD 5423-264 is a 72300EXF expansion PEX NL brass coupling with EXP PEX x FNPT adapters. Outlet Connection: FNPT. Outlet Connection : FNPT. Inlet Connection: EXP PEX. Inlet Connection : EXP PEX.