Jebao Replacement Filter for Jebao CF-10 bio pressure UV filter， Blue/Black<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Blue and black</li><li>Regular maintenance of existing filters ensures the pond filtration system operates at optimum performance</li><li>8.5" dia X 2-3/4 thickness</li><li>Center hole: 2-1/2" dia</li><li>Also fit for some Sunterra pond filters</li></ul></div><img src="http://ecx.images-amazon.com/images/I/519ujdTP4HL.jpg" noproxy>