SINGLE FILTER REPLACES: Pleatco: PJ25-IN-4 | Unicel: C-5625 | Filbur: FC-1425 • Diameter: 5" • Length: 13 1/4" • Top: Open Hole: 2 3/8" • Bottom: Open Hole: 2 3/8" • Filter Area: 25 sq ft • Filter Material: Pleatco Advanced (4 oz/yard) Note: 4 oz filtration material is 33% thicker than the standard 3 oz. As a result it will last longer and filter more thoroughly. Alternate Filter Names: 42-2891-08-R | 42278200R | 5475000 | CFT-25 | CFR-25 | CFR-15 | CFT-15 | C-5615 | FC-1415 | 42-2782-00 | SD-00851 | 17-175-1375 | PJ25-IN | PJ 25IN Used in pools / spas made by: Atlantic Pool Products | Cantar | Competition Pool Products | Cygnus Spas | Emerald Spas | Jacuzzi | Jacuzzi Brothers | Jacuzzi Whirlpool Bath | Seven Seas Spas and other manufacturers