The Grundfos 99452454 Circulator Pump is a single-speed bronze-bodied pump designed to provide reliable hot water circulation in residential and commercial heating systems. Operating on 115V power, it uses an integrated motor and impeller to continuously move water through connected piping, maintaining consistent circulation. With its 1/2-inch sweat connections, it is suitable for hyd... https://www.partshnc.com/99452454-grundfos-up15-10b5tlc-115v