Seachem Reef Advantage Calcium Supplement Size:500g • 100% natural veal tails

• 100% natural veal tails

• Non-slip sole for improved traction

nitrite and nitrate

Seachem Matrix is a high-porosity biological filtration media designed to provide efficient biofiltration for freshwater and marine aquariums

• True Actinic 03 deep blue spectrum

Seachem Reef Advantage Calcium Supplement Size:500g • 100% natural veal tailsSeachem Reef Advantage Calcium is a concentrated powdered calcium supplement designed to maintain ideal calcium levels in reef aquariums. It supports strong coral growth and skeletal development without affecting pH. Concentrated calcium supplement for reefs Supports coral and invertebrate growth Helps maintain optimal calcium levels Does not alter aquarium pH Suitable for marine and reef aquariums Easy to dose powdered formula An essential supplement