SINGLE FILTER NEW IN FACTORY PACKAGE Pleatco: PA90 | Unicel: C-8409| Filbur: FC-1292 Diameter: 8 15/16" Length: 17 3/8" Top: Open Hole: 4" Bottom: Open Hole: 4" Filter Area:90 sq ft Filter Material: REEMAY 40z Alternate Filter Names: CX900-RE | 25230-0095S | C-900RE | Hayward Star-Clear Plus C-900 | Sta-Rite PXC-95 | 17-175-1331 | APCC7265 | 19002 | 090164900049 | SD-00549 | APCC7452 | PA 90 | PA90-4 | Used in Hayward | Pentair Pool Products | Sta-Rite and other manufacturers