| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 0220209 | 2 1/2 77SM1-20 |
| | Watts Regulator Company | WAT 0220332 | 2 1/2 77SM1-40 |
| | Watts Regulator Company | WAT 0220335 | 2 1/2 77SM1-100 |
| Manufacturer | Watts Regulator Company |
| Overall Length | 8-3/16 in |
