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| Diameter | 8-11/16"|220mm |
| Length | 25-11/16"|652mm |
| Top | 4-3/16" open（106mm） |
| Bottom | 4-3/16" open w/12 concentric slots（106mm） |
| Media | 3oz |
| Surface Area | 102sq.ft |
| Replaces | Unicel： UHD-SR100 Filbur： FC-2550 Pleatco： PSR100-4 |
| OEM | Sta-Rite Posi-FloII 100GPM-TX/100TX/100TXR/ II PTM100/T-100TX/T-100TXR |
| Diameter | 8-1/2"|216mm |
| Length | 23-5/16"|592mm |
| Top | 4-1/16" open w/ molded gasket（103mm） |
| Bottom | 4-1/16" open w/ molded gasket （103mm） |
| Media | 4oz |
| Surface Area | 100sq.ft |
| Replaces | Unicel： C-8610 Filbur： FC-1290 Pleatco： PA100 |
| OEM | Hayward Pool Products Star-Clear Ⅱ C1100/ CX1100RE ,Cal Spas |
| Diameter | 8-1/2"|216mm |
| Length | 15-3/16"|386mm |
| Top | 2-3/16" open（56mm） |
| Bottom | 3-1/8"open（79mm） |
| Media | 3 oz |
| Surface Area | 100 sq.ft |
| Replaces | Unicel： C-8310 Filbur： FC-3570 Pleatco： PRW100 |
| OEM | Rec Warehouse/111063,Jacuzzi Leisure Prod. (Canada) |
| Diameter | 8"|203mm |
| Length | 15-1/2"|394mm |
| Top | semi-circular handle |
| Bottom | 2" male thread/MPT（51mm） |
| Media | 3 oz |
| Surface Area | 95 sq.ft |
| Replaces | Unicel： 8CH-102 Filbur： FC-2781 |
| OEM | Sundance Spas/2540-381,Unicel/95 sq.ft.,Unicel/120 sq.ft. top load,US Tooling & Spa |
| Diameter | 8-15/16"|227mm |
| Length | 17-3/8"|441mm |
| Top | 4" open w/ molded gasket（102mm） |
| Bottom | 4" open w/ molded gasket（102mm） |
| Media | 4oz |
| Surface Area | 90sq.ft |
| Replaces | Unicel： C-8409 Filbur： FC-1292 Pleatco： PA90 |
| OEM | Sta-Rite Posi-Clear PXC-95/25230-0095S,Waterway/Pro Clean 100/817-0100N/817-0100P,Hayward C900/CX900RE |
| Diameter | 8-7/8"|225mm |
| Length | 19-1/2"|495mm |
| Top | 4" open（102mm） |
| Bottom | 4" open（102mm） |
| Media | 4oz |
| Surface Area | 90sq.ft |
| Replaces | Unicel： C-8402 Filbur： FC-1971 Pleatco： PDM90 |
| OEM | Pentair Pool Prod-Purex Replacements/DM-90 Filter/175652,Pentair Pool Prod/DM-90 Filter/R173580 |
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