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This 2-1/2 to 4 in total relief valve repair kit is used to repair the relief valve assembly of series 957, reduced pressure zone assembly or reduced pressure detector assembly, series 957RPDA. This kit consists of all parts necessary to repair the relief valve of the applicable valves. All parts are genuine and original to the valve.
WATTS® RK-957/957RPDA Series 0899232 Relief Valve Kit, 2-1/2 to 10 in