Product Details
This is a total rubber repair kit for the 2 1/2 - 3" Watts 909 series reduced pressure zone (RPZ) backflow preventers. This kit includes all internal rubber parts for the first check, second check, and relief valve, specifically consisting of (2) check disc rubbers, (2) check cover o-rings, (2) check seat o-rings, (2) check stem o-rings, relief valve diaphragm, RV stem o-ring, RV disc rubber, RV piston o-ring, RV seat o-ring, RV sleeve o-ring, bottom plug o-ring, and lubricant. No special tools are required for servicing, and the kit features genuine Watts replacement parts, ensuring compatibility and reliability.
