WATTS® Complete Parts Kit, For Use With: Model LF919/919 1 in Reduced Pressure Zone Assembly, Rubber, Import

This complete valve rubber repair kit provides all the parts necessary to repair or replace all the rubber parts of a 1 inch reduced pressure zone assembly backflow preventer, model 919. This kit consists of 2 check seat O-rings, 2 check cover O-rings, relief valve O-ring, relief valve cover O-ring, relief valve stem O-ring, check rubber, relief valve diaphragm, quad ring, and relief valve disc.