Seachem Reef Advantage Magnesium™ Tropical cleaning brush

cleaning brush

Fresh Kelp

while simultaneously removing toxic ammonia

Reduces algae by competing for it's food source

marshmallow root

Seachem Reef Advantage Magnesium™ Tropical cleaning brushKey Features Net Weight: 300 g Concentrated, blended, ionically balanced magnesium source Contains NO Ammonia Vitally important in preventing ionic imbalance Description Severely depleted levels of magnesium (below 800 mg L) can cause depressed pH levels and an inability to maintain proper magnesium levels. The most frequent causes of magnesium deficiency are use of kalkwasser, frequent overdosing of a carbonate additive, or low levels in the salt mix