81372 137 sq.ft. Sta-Rite 135TX, 135GPM-TX, 135TXR, T-135TX, T-135TXR, PTM135
81372
| OD | 8-11/16"（221mm） | Length | 31-1/4"（794mm） |
| Top | 4-3/16" Open | Bottom | 4-3/16" Open w/ 12 concentric slots |
| Manufacturer | 81372 137 sq.ft. Sta-Rite 135TX, 135GPM-TX, 135TXR, T-135TX, T-135TXR, PTM135 UHD-SR137 FC-2570 PSR137-4 | ||
| Replacement | Unicel：UHD-SR137 Filbur：FC-2570 Pleatco：PSR137-4 | ||
| 81372 | |
| OD | 8-11/16" |
| Length | 31-1/4" |
| Top | 4-3/16" Open |
| Bottom | 4-3/16" Open w/ 12 concentric slots |
| Manufacturer | 137 sq.ft. Sta-Rite 135TX, 135GPM-TX, 135TXR, T-135TX, T-135TXR, PTM135 |
| Replacement | Unicel: UHD-SR137 Filbur: FC-2570 Pleatco: PSR137-4 |