Pleatco PCC105-PAK4-EC Pool Filter Cartridge Replacement for Unicel: C-7471-4, Filbur: FC-6470, OEM Part Numbers: 817-0131, 178584, R173476, White

The Pleatco PCC105-PAK4 is a complete set of four replacement filter cartridges for the Pentair Clean & Clear Plus 420 model pool filter for 420 square feet. Each cartridge contains an area of 105 sq. ft, all four together totaling 420 sq. ft. Take advantage of Pleatco's Advanced cartridges that are scientifically engineered to provide more thorough cleaning and longer lifespans. Pleatco Advanced media contains more fibers per unit area, offering far greater volume dirt-holding capacity than other filtration fabrics. Combined with Free Flow Core technology, the Pleatco Advanced cartridges consistently deliver lower pressure and higher flow rates resulting in a regulated gentle flow that uses less energy, creates less wear and tear on the pump and ensures a longer life of the product. Replaces: 178584 R173476 Unicel C-7471-4 COMMON QUESTIONS: How many cartridges come in the Pleatco PCC105-PAK filter set? The Pleatco PCC105-PAK filter set comes complete with four (4) filters. What are the dimensions of the replacement filter cartridge? The length of the replacement filter cartridge is 26" and the outside diameter is 7" with the top/bottom hole 3" in diameter. How often should I clean a cartridge filter? It is recommended to clean the cartridge filter when the filter's pressure gauge increases to 8-10 psi above the starting pressure.