| Series | SD-2 |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 0061654 | 3/8 SD2-MN 0061654 |
| | Watts Regulator Company | WAT 0061660 | 1/4 SD2-FF 0061660 |
| | Watts Regulator Company | WAT 0061655 | 3/8 SD2-MF 0061655 |
| | Watts Regulator Company | WAT 0061661 | 3/8 SD2-FF 0061661 |
| | Watts Regulator Company | WAT 0061662 | 1/4 SD2-FN 0061662 |
| | Watts Regulator Company | WAT 0061650 | 1/4 SD2-MN 0061650 |
| | Watts Regulator Company | WAT 0061651 | 1/4 SD2-MF 0061651 |
| | Watts Regulator Company | WAT 0061663 | 3/8 SD2-FN 0061663 |
