Featuring standard dimensions of 8 1/4” in length, 6” in outer diameter, 1 1/2″ SAE thread bottom, top circular handle and 45 sq. ft filtration area, this premium filter cartridge is a perfect drop-in replacement for multiple mainstream filter models including Pleatco PWW50P3, FC-0359, Unicel 6CH-940 and Waterways 817-0050. Constructed with upgraded high-performance trilobal fiber fabric, it delivers greater dirt holding capacity and finer filtration performance than ordinary filter materials. It efficiently eliminates hair, leaves, dust, sediment and other fine contaminants to maintain crystal-clear water quality. Designed for effortless cleaning and repeated use, this durable filter offers a long service life up to 12 months, making it a cost-effective and reliable filtration solution for daily spa, hot tub and swimming pool water maintenance.