Pleatco PMT45 Replacement Cartridge for Sonfarrel 40-220142， 1 Cartridge<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Replacement cartridge for sonfarrel</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-4305 and filbur FC-1618 ; made in usa; microban inhibits the growth of stain and odor causing microbes like bacteria and algea</li><li>Measures 5-inches in diameter by 14-3/4-inches in length and 2-1/8-inches of top and bottom hole diameter</li></ul></div><img src="http://ecx.images-amazon.com/images/I/315Wh7yWi0L.jpg" noproxy>