Coral Gravel Medium Grade 3mm - 25kg Aquarium Substrate
Coral gravel suitable for marine or freshwater aquariums.
The highly porous structure of this gravel provides the ideal level of biological filtration, as friendly bacteria can form easily. As it has a large surface area this makes it a great way to bolster the filtration for a healthy and clean tank.
Grain size = 3mm
£34.30
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