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This kit contains replacement rubber parts for the repair of the first and second 3/4 to 1 in backflow preventer check valves. This kit consists of all rubber parts necessary to repair the applicable backflow preventer assembly. All parts are genuine and original to the valve.
WATTS® RK-909 Series 0887129 Check Parts Kit, For Use With: 909 Series 3/4 to 1 in Reduced Pressure Zone Assembly