Oase Ceramic Filter Media 420g

The Ceramic Filter Media for the FiltoSmart 60, 100, 200, or 300 and FiltoSmart Thermo 100, 200, or 300 includes a replacement ceramic filter media allotment

Filter media is ideal for beneficial bacteria growth

Allotments contains 14.8 oz of ceramic filter media

Replace your ceramic filter media only when completing a complete tank restart as to not disturb the beneficial biological load