any idea if having them in a tank is a bad idea?
i'm thinking it's not, because it appears to be the same type of magnetic material that an impeller for a Maxi-Jet is made.
my fear is i'm leeching something into my tanks.
i'm thinking it's not, because it appears to be the same type of magnetic material that an impeller for a Maxi-Jet is made.
my fear is i'm leeching something into my tanks.