52 sq. ft. top load - Dimension One Spas.
2" MPT thread has an approximate outside diameter of 2-5/16".
7CH-552 replaces: Filbur FC-0465 UPC 645544004659. Pleatco PTL55XW-F2M UPC 090164055138. Aladdin 15501. OEM 1561-10. Unicel UPC 678285270076.
Commonly used in: Dimension One Spas and others.
PuraSpa® Filters are quality pleated filters, made with Reemay® Filtration Fabric. We may substitute with Unicel® brand filters, another quality hot tub filter.