| Replaces | Unicel | Filbur | Pleatco |
| PWK25, PWK25-4 |
| Description |
| Watkins Hot Spring Spas 45 |
| These are replacement filter cartridges that fit into pools / spas made by: |
| Other (OEM) Part Numbers |
| 31115 |
| Stock Orders | Per Pack | 1 | UPC CODE | 090164250083 | Pack Weight |
| Top | Side | Bottom |
