General description The 2-Pack Spa Filters are designed for compatibility with Unicel 6CH-940, PWW50P3, Waterway Front Access Skimmer, and Filbur FC-0359 replacement models. These filters feature advanced "dirt collection" technology, allowing them to absorb more impurities than standard fabrics, ensuring powerful filtration performance. Technical specifications Length: 21 cm Outer diameter: 15 cm Upper part: round handle Lower part: 3 cm SAA thread Filtration area: 45 square meters Usage The filter is easy to clean after use, making maintenance straightforward. Its robust construction, featuring a non-standard handle and thick high-speed ABS filter fabric, ensures durability and longevity.