Circulator Pump Installation Kit; Item Installation Kit; Size 1 Inch Soldered x 1 Inch Rotating Flanged; Material Brass; Used On Item High Velocity Circulator Pump; Pressure Rating 600 PSI CWP; Kit Contents (1) Isolator with Rotating Flange, (1) Isolator with Drain and Rotating Flange, Uni-Flange Ball Valve, (2) Full-Faced Flange Gasket, Nut and Bolt