Watts RK009-CK2 0887020 2-1/2 inch and 3 inch Backflow Preventer Second Check Repair Kit

Fits 2-1/2 inch 009 and 3 inch 009

This second check repair kit is designed for a reduced pressure backflow assembly, which 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.