Unicel UHD-SR50 Pool and Spa Replacement Filter Cartridge for 52 Square Foot
- Replaces Pleatco PSR50-4, Filbur FC-2530
- Diameter: 8-11/16 inch; length: 13-5/16 inch
- Top end cap: open 4-3/16 inch inner diameter; bottom end cap: open w/ 12 concentric slots 4-3/16 inch inner diameter
- Pleat count: 195; filter media: 4-ounce reemay; filter area: 52 square feet
- Get more efficient filtration and better water clarity with Unicel filters
- Longer time between cleanings; meets oem specifications