Marineland ML90763-00 Bio-Spira, 8.45 oz
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- Advanced nitrifies instantly remove harmful ammonia and nitrite
- Includes sludge cleaning bacteria for a clear, healthy aquarium
- Prevents new tank syndrome
- Treats 250 gallons
Marineland Bio-Spire uses advanced nitrifies to instantly remove harmful ammonia and nitrite. Also includes sludge cleaning bacteria for a clear, healthy aquarium. Prevents new tank syndrome, instantly start new aquariums.