It seems as though the tank wasn't quite ready for a dozen rasboras. It's going through a mini cycle. There's .25 ppm of NH3 and NO2. So I added an AC50 that had been running on my 20L for nearly 2 years. The 20L still has a 2213. Maybe I should just swap 2213s
Last edited by sp33drhno; 02-11-2011 at 04:00 AM.
Reason: Added better pics