Poly-Filter 4"x8" coral there are no reagents to

there are no reagents to mix

Not only does the latest generation incorporate the power and reliability you've come to expect from the leader in aquatic filtration

A generally peaceful and hardy species

incredibly even PAR over almost 4ft of coverage area

black mask forms between the eyes and mouth

Poly-Filter 4"x8" coral there are no reagents toIn addition to outstanding capabilities for removing ammonia, it also removes heavy metals, harmful organics, all forms of phosphate and is without equal in the removal of medications after treatment. Medication such as Copper Sulphate and Formalin, Quinine Sulphate, Malachite Green, chelated copper compounds and even antibiotics used to treat bacterial infections. These substances can cause serious toxicity problems for fish after treatment since