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Seachem Matrix High Capacity Biofiltration - 4 L
Price:
AU $90.39
Returns:
30-day returns. Buyer pays for return postage.
Free returns with .
Condition:
Each litre of Matrix provides as much surface (>~700 m2) as 170 litres of plastic balls! Plastic bio-materials provide only external surface area, whereas Matrix provides both external and internal macroporous surface area.