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The 100% Natural Reef Sand
Reef Flowers is brilliant white natural sand containing 99% calcium carbonate this natural calcium helps to maintain pH levels in the aquarium at an optimum level of 8.1 to 8.4 providing the perfect conditions for your aquarium habitants also helping to maintain essential aquarium bacteria such as denitrifying and nitrifying keeping water cleaner and clearer for longer.
Reef flowers due to it’s high purity has no synthetic content there for contains no silicates, heavy metals or any other toxic substances.
Available in 2 pale size of 7kg and 25kg â€‹â€‹with a grain size of 1mm to 1.5mm or 0.5mm to 1mm 10kg will provide a 3cm thickness over a 50cm x 50cm area.