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PRICE: $2 PER KG

Black Lava Gravel. Suitable for your landscape, garden, aquarium and interior or exterior design. Lava rock is perfect for aqua-scaping as it has beneficial denitrifying bacteria.  Inside the rock, the denitrifying bacteria will improve your water quality by consuming the nitrate and producing oxygen and nitrogen. 

Black Lava Gravel

$2.00Price
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