Watts: 3/4" - Total Rubber Parts Kit for a 919 Reduced Pressure Zone Assembly
(Same as 7018506)
Kit Includes:
2 Check Seat O-Rings, 2 Check Cover O-Rings, 2 Check Discs, RV O-Ring, Relief Valve Diaphragm, RV Cover O-Ring, and Relief Valve Stem O-Ring
