Copper power and Macro’

[Delouise]

Is copper powder safe to use in a macro fowler tank?

 

[Dan_P]

Is copper powder safe to use in a macro fowler tank?

I thought copper was an algecide.

 

[Delouise]

I thought copper was an algecide.

The copper used to treat ich? I’m not sure, if it is then that answers my question.