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Seachem Matrix is a highly porous bio-media that provides extensive surface area for nitrifying and denitrifying bacteria. Used in filters or sumps, it supports strong biological filtration, helping control ammonia, nitrite and nitrate in both freshwater and marine aquariums.
Dispatched from our Melbourne facility, usually within 1-2 business days. Delivery time and cost are calculated at checkout based on your address.
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