Pleatco PWW100-M4 Replacement Cartridge for Waterway Pool 100， Leisure Bay WW-100 (MICROBAN)， 1 Cartridge<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Replacement cartridge for waterway pool 100 and leisure bay ww-100</li><li>50 Percent open ABS free flow cores maximize water flow through reemay filter media</li><li>Antimicrobial end caps resist chlorine degradation and provide support to filter material for a longer life span</li><li>Replaces unicel C-9402 and filbur FC-2965; made in usa; microban inhibits the growth of stain and odor causing microbes like bacteria and algea</li><li>Measures 10-inches in diameter by 19-1/4-inches in length and 6-inches of top and bottom hole diameters</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41wAsvZP3aL.jpg" noproxy>