Nitrate Reductor Reductor w/dosing pump

The Nitrate Reductor is designed specifically for safe nitrate removal. Filled with Bactoballs for a huge amount of surface area, nitrate-reducing bacteria are easily maintained and fed using the enclosed Denimar tablets for precise dosing. The unit also features probe mounts for use with an ORP controller so that the bacteria can be fed in exact relation to NO3 levels. Deniballs can also provide automatic feeding for independence from chemical feeding methods (none included). Place inside the tank, beside it, or in a sump. Comes complete with re-circulating pump. 6.4" L x 6.4" W x 20.8" H.Nitrate Reductor for fresh and saltwater tanks up to 250 gallons.Deniballs Refill - Patented, organic plastic media for automatic feeding. 0.8 L. 24 balls.Denimar Refill - Chemical food supplement for Mini and Regular NO3 Reductors. 150 grams powder.