Description
Large media of 9-15mm grain size ideal for calcium reactors. The large grain size it will resist tracking of water through the media, often experienced when running small grain sizes in larger non fluidised reactors. Rowalith W is mined from ancient coral beds and provides the correct levels of Magnesium for your hard corals.
Around 800gr of media equates to 1/2 litre in Volume.
SKU 038216:039483
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