Seachem Reef Advantage Magnesium Reef Supplement Size:300g Seachem Reef Builder is a

Seachem Reef Builder is a powdered alkalinity supplement formulated to raise and maintain carbonate alkalinity in reef aquariums without immediately impacting pH

crisp reef lighting

• Suitable for freshwater cichlid aquariums

• Makes assembly and disassembly easy

• Promotes healthy osmoregulation

Seachem Reef Advantage Magnesium Reef Supplement Size:300g Seachem Reef Builder is aSeachem Reef Advantage Magnesium is a concentrated magnesium supplement designed to restore and maintain proper magnesium levels in reef aquariums. Raises and maintains magnesium levels Supports proper calcium and alkalinity balance Promotes healthy coral growth High purity, reef safe formula Suitable for marine and reef aquariums Easy to mix powdered supplement