12 x Compatible Fluval 104/105/106/107 Bio Foam

You are buying a pack of 12 compatible filter foam pads to fit the Fluval 105/104/106/107 range of external filters These pads are made from exactly the same material as the Fluval originals, just offering a massive saving. The sponges contain the biological cultures, for purifying your water, whilst also mechanically filtering the water by removing particulate waste.

Size (mm): 143 x 71 x 20