| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 780891 | 2 1/2 OSY GV |
| | Watts Regulator Company | WAT 780893 | 3 OSY GV |
| | Watts Regulator Company | WAT 780895 | 4 OSY GV |
| | Watts Regulator Company | WAT 780897 | 6 OSY GV |
| | Watts Regulator Company | WAT 780899 | 8 OSY GV |
| Manufacturer | Watts Regulator Company |
| Series | OSY RW |
