QUANTUM BIO-ACTIVE CARBON 500g Removes ammonia/ammonium, nitrite, odour, tannins, heavy metals & organic toxins from aquarium water. Reef Essential Bio-Active Carbon is originally designed to be used in ultra-pure water...
QUANTUM BIO-ACTIVE CARBON 2.5KG Removes ammonia/ammonium, nitrite, odour, tannins, heavy metals & organic toxins from aquarium water. Reef Essential Bio-Active Carbon is originally designed to be used in ultra-pure water...
