i do about 30% every two weeks its a 200L and about 8 fish the bigest is 4 inch the rest are 2 or 3 what do you mean the test is wrong . my last house the tap water was at 20ppm
i do about 30% every two weeks its a 200L and about 8 fish the bigest is 4 inch the rest are 2 or 3 what do you mean the test is wrong . my last house the tap water was at 20ppm