Watts 0887968|WW0887968 - RK 007DCDA-S1 2 1/2-3

This 2-1/2 to 3 inch first check seat replacement kit, for series 007DCDA-S1, 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.