Home / Backflow Assemblies / Ames Backflow Assemblies / 2 1/2 IN / RPDAFilter your Results Assembly TypeAll C500 RPDAFind PartsClear FiltersSKU: A C500OSY212AMES 2 1/2" C500 RPDA BACKFLOW ASSEMBLY W/ OS&Y GATE VALVES, BYPASS ASSEMBLY, CF METER, AND FLOOD SENSOR (NOT LEAD FREE)$5,690.22Add to CartSign In for Contractor Price