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This relief valve rubber parts repair kit provides all the parts necessary to repair the relief valve on a 1 1/4 to 1 1/2 inch lead free backflow preventer. This kit consists of a diaphragm, disc assembly, seat O-ring, RV O-ring, 2 piston O-rings, and lubricant. All parts are genuine and original to the valve.
Relief Valve Rubber Parts Kit for 1 1/4 to 1 1/2 IN Lead Free Reduced Pressure Zone Assembly