Rainbow, Cal Spa, Maax

65 sq. ft. Rec Warehouse S2/G2 Spa, Rainbow, Waterway. **C-5374 replaces:**Filbur FC-2971 UPC 64554402971. Pleatco PLBS75 UPC 090164175225. Aladdin 17540. OEM R173600, 303433, 817-0015. Unicel UPC 678285150378. **Commonly used in:**Cal Spas, Clearwater Spas, Icon Spas, Leisure Bay Spas, Maax Spas of AZ, Pentair Pool Products - Rainbow Plastics, Rec Warehouse, Waterway Plastics and others. **ProAqua****Filters are quality pleated filters, made with Reemay® Filtration Fabric. We may substitute with Unicel®brand filters, another quality hot tub filter.**