WW0887969, Watts, 2-1/2 - 3 IN 007DCDA Second Check Seat Repair Kit

This 2-1/2 to 3 inch second check seat replacement kit, for series 007DCDA-S2, is used to prevent the backflow of contaminated water into the potable water supply. It consists of a seat, seat O-ring and cover O-ring. It is ideal at referenced cross-connections identified as non-health hazard applications. Check with local inspection authorities for installation requirements.