WATTS® No Lead Pressure Reducing Valve, Series: LF25AUB-Z3, 1/2 in Nominal, FNPT Union x FNPT, 25 to 75 psi, 33 to 160 deg F, Media: Water, 5-3/8 in Inlet to Outlet Length, 7 in Top to Inlet Center, Copper Silicon Alloy Body, Reinforced EPDM Diaphragm/Polymer Seat