LTWHOME Compatible White Filter Floss and Blue Filter Pad Replacement for Tetra Pond Clear Choice Biofilter (Pack of 6) There is no poly side

There is no poly side to these filters

Suitable for Oase Biotec 4 Filter

Custom designed and manufactured for Fluval BioFoam Max A189 406 / 407

Custom Designed and Manufactured for The Juwel Standard / Bioflow 6

Package include: 8 Fine Green Foam Filters and 8 Blue Coarse Foam filters

LTWHOME Compatible White Filter Floss and Blue Filter Pad Replacement for Tetra Pond Clear Choice Biofilter (Pack of 6) There is no poly sidePack include: 3 x Filter Floss, 3 x Foam Pad. Custom designed and manufactured for Tetra All Clear Choice Biofilters. Remove suspended matter from the pond and promotes the growth of ammonia consuming bacteria. Provide both mechanical and biological filtration to extend the life of your filters. Easy to replace. We recommend that filter pads should be changed regularly to keep filters effective.