| Filter Material | Carbon |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 7100690 | PWFGAC4 7100690 |
| | Watts Regulator Company | WAT 7100686 | PWFGAC1 7100686 |
| | Watts Regulator Company | WAT 7100976 | BB-S100 Whole Home Sys 7100976 |
| | Watts Regulator Company | WAT 7100986 | PWFCGAC3 7100986 |
| | Watts Regulator Company | WAT 7100687 | PWFGAC15 7100687 |
| | Watts Regulator Company | WAT 7100688 | PWFGAC2 7100688 |
| | Watts Regulator Company | WAT 7100985 | PWFCGAC2 7100985 |
| | Watts Regulator Company | WAT 7100689 | PWFGAC3 7100689 |
| | Watts Regulator Company | 7100996 | BB-S101 Whole Home Sys |
