| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Watts Regulator Company | WAT 7018492 | ARK 400B-CK2 1 |
| | Watts Regulator Company | WAT 7018497 | ARK 400B-RC4 1 |
| | Watts Regulator Company | WAT 7018502 | ARK 400B-S 1 |
| | Watts Regulator Company | WAT 7018507 | ARK 400B-RT 1 |
| Manufacturer | Watts Regulator Company |
| Suitable For Use With | Series 400B 1 in Reduced Pressure Zone Assembly |
