Check the listing for details. XLS-718 4PACK Replacement Pool Filter Cartridge for Pentair Clean Clear Plus 420. Condition: New. Listed at 194.99 USD. XLS-718 4 Pack replacement pool filter cartridge for Pentair Clean Clear Plus 420. Also replaces Pleatco PCC105, Unicel C-7471, Filbur FC-1977 Important Specifications:Diameter: 7"Length: 26 1/16" (26.0625")Top Hole: 3"Bottom Hole: 3"Top Style: OpenBottom Style: OpenMedia Area: 105 sqft per filter (420 sqft total)Weight: 4 oz Compatible Hot Tub Spa & Pool Filters:Aladdin 20503 Baleen AK-60431Darlly 71053 Excel Filters XLS-718Filbur FC-6470, FC-1977 Filbur FC-1977M, FC-1977PPentair CCP420 Pentair R173576, R173575Pleatco PCC105, PCC105-PAK4 Pleatco PCC105-M, PCC105-M-PAK4Pure N Clean PC-1977, PC-1977P Pure N Clean PC-6470SD-00163, 00594 Unicel C-7471, C-7471-4Unicel C-7471RA OEM 178584, 817-0106OEM 817-0106, R173476 105 Square Foot Pentair Clean and Clear Plus 420Waterway Crystal Water 105 sq ft Compatible Hot Tub Spa & Pool Brands:Pentair Pool Products / Pac FabWaterway PlasticsExcel tirelessly works to advance the science of water filtration. As a result, we’ve designed pool & spa filter cartridges that are more efficient, longer lasting and ultimately provide cleaner, clearer water.Engineered to CleanWe use only premium-grade, ultra-efficient media along with Black Diamond end caps and a sturdy structural core. Our use of premium materials coupled with efficient flow dynamics provides our customers with a longer useful filter life, high effectiveness, and low energy use.Care & MaintenanceAfter you upgrade to Excel Filters, we recommend cleaning your new filter cartridges after an initial pass. Because Excel Filters are so effective, they'll remove debris left behind by your previous cartridges.Excel Filters are easy to clean. We recommend filter rotation while cleaning your filter cartridges, swap them with clean, dry spares. This keeps the water filtration cycle going and no wait to use your pool or spa with the added benefit of your filter cartridges lasting longer.WarrantyExcel Filters are made in the USA and include a 6-month warranty and 12-month service life.