Aqueon PURE Aquarium Water Supplement Size:8-Pack (30 Gallon Dose) It uses absolutely no chemical

It uses absolutely no chemical pyrethrins

making it a perfect grain-free alternative diet

All Natural

and it will not harm fish or plants when used as directed

Repti Calcium

Aqueon PURE Aquarium Water Supplement Size:8-Pack (30 Gallon Dose) It uses absolutely no chemicalAqueon PURE is an easy to dose nitrifying bacteria supplement to maintain a well balanced aquarium. Nitrifying bacteria live on surfaces such as filter media, dcor and gravel, converting harmful ammonia and nitrite to less toxic nitrate. By dosing weekly, the enzymes and bacteria breakdown excess waste from over feeding or detritus in the aquarium which can help reduce filter maintenance. The unique sphere design of PURE provides surfaces for the