NEW GAURDIAN ANTIMICROBIAL POOL/SPA FILTER (2) Pack FITS: C-5374RA，C-5374 UNICEL 5374 FC-2971，FC-2971M PLBS75， PLBS75-M CAL SPAS FC2971， MICROBAN<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>14 3/4'' LENGTH</li><li>5 5/16'' DIAMETER</li><li>ANTIMICROBIAL</li><li>ANTIBACTERIAL</li><li>CAL SPA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41yLfezcRQL.jpg" noproxy>