Aquarium Systems One & Only 250ml
Protect your aquarium from 'new tank syndrome'
- Organic bacterial treatment for new aquariums
- Designed to prevent 'new tank syndrome'
- Freshwater and saltwater treatments available
One and Only is composed of 100% nitrifying bacteria. It is to control ammonia and nitrite when starting a new tank, after a big water change or disease treatment. It instantly creates a bio-filter. Our nitrifying bacteria are the result of the latest scientific research and are used by public aquariums and professionals around the world to control ammonia and nitrite.