It replaces Unicel # C-9481, Pleatco # PJ120-4 and Filbur # FC-1401 and meets OEM # 42-3675-08R specifications. This Replacement filter cartridge is capable of handling top load of 120 sq ft and best for Jacuzzi Brothers SHER 120, Atlantic Pool Products (Canada), Cantar, Competition Pool Products. This 20 1/16 inch long and 10 inch wide filter cartridge has bar handle at its top while 6 inch open hole at the bottom. It can be replaced very easily and is made of great quality materials. By adopting it you can get clean and clear water for your pools and spas.