Standard Biological Filter media replacement pads for Jebo external canisters 828/838 and 829. Each filter pad has many small pores and its wide surface is suitable to culture nitrobacterium and oxygen bacteria.
- Made from good quality materials with a long service life.
- 4 white pads per box
- External rough and internal fine honeycomb for decomposing excretions and residue of food, great result for clean and improved water quality.