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EHEIM O-RING 2213 (EH7273118)
Designed for ammonia and nitrite removal
The Aquario NEO Air Diffuser produces tiny air bubbles when compared to other air stones
offer improved growth through efficient nutrient utilization
Dr Tim's One and Only Freshwater 475ml (16oz) Treats 908L API EHEIM O-RING 2213 (EH7273118)The key to setting up a successful aquarium is to quickly convert the fish waste to a non toxic form. This is done by nitrifying bacteria. Under normal conditions it can take 30 to 45 days for these bacteria to become naturally established in a newly set up aquarium. Unfortunately, during this time period, ammonia and nitrite can increase to levels toxic to fish a common problem called New Tank Syndrome. DrTim's One & Only Nitrifying Bacteria are the