2 + 2 = ?  
Input the result from the expression
Maximum attempts you can try: 10
 

Re: cycling 2 freshwater tanks

Subject: Re: cycling 2 freshwater tanks
by Fishlady on 7/3/2019 19:35:43

Once ammonia is going down to 0 in 24 hours it usually takes another 2-3 weeks for nitrite to do the same.