Filter sock for Berlin filtration system. Can be used with the BS-1 sump, BS-2 sump or the Berlin Hang-On Acrylic mounts. 100 micron (smaller pore size, filters out more fine particulates). Inner Diameter: 3-9/16" Outer Diameter:...
Berlin Sump BS-1 Filter Foam Block Size: 4.5" x 5" x 2.5"
This specialized 10 micron filter sock is specifically used to polish water beyond what a typical 200 micron filter sock can do, and more importantly, capture bonded phosphate particles when using liquid phosphate removing produc...