81021 102 sq.ft. Sta-Rite 100TX, 100GPM-TX, 100TXR, T-100TX, T-100TXR, PTM100
81021
| OD | 8-11/16"（221mm） | Length | 25-11/16"（652mm） |
| Top | 4-3/16" Open | Bottom | 4-3/16" Open w/ 12 concentric slots |
| Manufacturer | 81021 102 sq.ft. Sta-Rite 100TX, 100GPM-TX, 100TXR, T-100TX, T-100TXR, PTM100 SC3-SR100 | ||
| Replacement | Unicel：SC3-SR100 | ||
| 81021 | |
| OD | 8-11/16" |
| Length | 25-11/16" |
| Top | 4-3/16" Open |
| Bottom | 4-3/16" Open w/ 12 concentric slots |
| Manufacturer | 102 sq.ft. Sta-Rite 100TX, 100GPM-TX, 100TXR, T-100TX, T-100TXR, PTM100 |
| Replacement | Unicel: SC3-SR100 |