Watts
RK-009 Second Check Kit
1/4 to 1/2 IN Reduced Pressure Zone Assembly Backflow Repair Kit, Second Check Kit, For 009
This 1/4 to 1/2 inch second check repair kit for a reduced pressure zone assembly, series 009, whihc is used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. This kit consists of a check assembly and cover O-ring.