Hi , I´ve got a problem, I have to clean my tank crystals with the magnet every 10 hours more or less, cause there is a green film that annoyed me :hammer: ... My po4 and no3 is 0. .. . I dont know whats the problem, perhaps it is because I have very few no3 ...
I need any advise...
thanksssssssss
I need any advise...
thanksssssssss