WW0889064, Watts, 3/4 IN 719 DC First or Second Check Rubber Repair Kit

This 3/4 IN double check rubber parts valve repair kit for series 719 is designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. This kit consists of a disc rubber, seat O-ring and cover O-ring. Check with local inspection authorities for installation requirements.