The Unicel C-4306 filter cartridge has 1-3/4 inch holes on the top and bottom and is 8 inches long with only 5 Sq.Ft of filter media. A less common size filter and therefor it's good to confirm that this Unicel cartridge is the same size as the existing cartridge in your hot tub model to ensure proper fitment and performance.
Filter details:
- Unicel P/N: C-4306
- Diameter: 4-1/4"
- Length: 8"
- Top: 1-3/4" Open
- Bottom: 1-3/4" Open
- Media: 5 sq.ft.
- Filter Media: 3oz Reemay
- Pleatc count: 51
Compatible replacement for:
- Pleatco PGF5
- Filbur FC-3742
