Pool Filter Replaces Unicel C-7633， Filbur FC-2120 Filter Cartridge for Swimming Pool and Spa<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Media Area 33 sq ft， 7" OD， Open Hole: 2 15/16" Top， Open Hole: 2 15/16" Bottom， 14" Long， AK-6077</li><li>Baleen Filters are made from Durable and Efficient USA Made Reemay Fabric - Washable Fabric Extends Your Filter's Life</li><li>33 sq. ft. 7000 Series Cartridge for Purex CF-33/100 Filter， replacement of Unicel C-7633， Pleatco PPF33</li><li>Baleen Filters Top:Open Hole: 2 15/16" Bottom: Open Hole: 2 15/16"</li><li>Guaranteed Perfect Fit - Extremely Durable - Wash &amp; Reuse - Most Energy Efficient - Withstands High Pressures &amp; Temperatures</li></ul></div><img src="http://ecx.images-amazon.com/images/I/413eycOZPHL.jpg" noproxy>