| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 905340 | FRK 850/860/880-P 1 |
| | Watts Regulator Company | WAT 905343 | FRK 850/860/880-RC3 1 |
| Manufacturer | Watts Regulator Company |
| Suitable For Use With | Model 850U 1 in Double Check Valve Assemblies with Union End Ball Valve |
