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Re: Fishless cycle is just not working, guidance needed....

Subject: Re: Fishless cycle is just not working, guidance needed....
by fcmf on 2019/9/25 16:04:24

Your 13.9 dH (German) tap water is hard but not excessively hard, and equates to about 250 CaCO3 or ppm. Just to check that you're not using anything that might be affecting this further, what type of substrate are you using? (e.g. coral sand can make it harder.)