This replacement filter cartridge has the technical specifications as Unicel # C-7472, Pleatco # PCC130, Filbur # FC-1978 and OEM # R173578 and it can handle the top load of 125 sq ft. This filter cartridge is best fit for Clean & Clear Plus, Crystal Water, Waterway Plastics, Pentair Pool Products-Pac Fab Re. A great quality material it is made from and provides you complete protection from dust, sand and worms. You get clean and clear water by installing this replacement cartridge is 32 1/16 inch long and 7 inch wide.