Febco: 2 1/2" - 3" - Relief Valve Rubber Kit for an 825 RP {OR} 2 1/2" - 4" 825D Reduced Pressure Zone Assembly
Kit Includes: RV Outer Diaphragm, RV Inner Diaphragm, (2) Diapgragm Washers, Seat Disc, Main Stem O-Ring, and Lube
