- Specifications
- Documents
- Description
- All parts are made of high quality materials
- No special tools required for changing parts
- Original parts insure long service life
- Factory replacement kit
This kit contains the rubber parts for the repair of the 6 inch Watts backflow preventer relief valve, lead free series 909-RT. It has a diaphragm, two molded disc assemblies, two seat O-rings, RV O-ring, two piston O-rings, RV stem O-ring, flow tube O-ring and cover O-ring.