| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 0710502 | FRK 858-CK1 2 1/2-3 |
| | Watts Regulator Company | WAT 0710503 | FRK 858-CK2 2 1/2-3 |
| Manufacturer | Watts Regulator Company |
| Suitable For Use With | Series 858 2-1/2 and 3 in Double Check Detector Assembly |
