Pool Filter Compatible with CCP420, Clean and Clear Plus 420, C-7471, FC-6470, R173576,178584. Note: All manufacturers’ names and part numbers remain the property of their respective holder(s) and are used for compatibility information only. SPECIFICATIONS: Length: 26 1/16″; Outside Diameter: 7″; Top Opening: 3″; Bottom Opening: 3″; Filtration Area: 4×105 sq. EASY TO CLEAN : This filter utilizes fabric structure design so as to make the impurities easy to be released and washed. It is recommended to wash the filters every 2-6 weeks in order to maximize the performance and capacity of it. In addition, our premium filter material keeps your water clearer and easier to clean. LONG LIFE: The filters are with solid end caps, good material and bands, which can be used repeatedly.