4 - 3 = ?  
Input the result from the expression
Maximum attempts you can try: 10
 

Re: Fish flashing

Subject: Re: Fish flashing
by King1968 on 21/2/2021 18:12:52

Sorry nitrite and nitrate are both at 0 I'll do a 25% water change on monday Wednesday & friday and test again next sunday nitrate was 20 a week go now 0 thanks for your advice it's really appreciated
Peter