WATTS® Pressure Reducing Valve, Series: LFN45B, 1-1/2 in Nominal Size, NPT Union Inlet x FNPT Outlet, 300 psi Working, 33 to 180 deg F, Media: Water, 8-3/8 in Inlet to Outlet Length, 8-7/8 in Top to Inlet Center, Cast Copper Silicon Alloy Body, Reinforced EPDM Diaphragm