4 Backflow Rubber Repair Kit, Single Check, Series 709Dcda by Watts

All parts are made of high quality materials

Factory replacement kit

No special tools required for changing parts

Rubber parts repair kit

This 4'' single check valve rubber parts repair kit for series 709DCDA helps to prevent the reverse flow of polluted water from entering into the potable water supply. This kit consist of a disc and a cover O-ring. It is ideal at referenced cross-c