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Picture 1 of 1
Aquarium Filter Media Seachem Matrix 1l
Price:
AU $36.05
Returns:
30-day returns. Buyer pays for return postage.
Condition:
Each liter of Matrix provides as much surface (>~700 m2) as 170 liters of plastic balls! Plastic bio-materials provide only external surface area, whereas Matrix provides both external and internal macroporous surface area.