what's causing the green water?

[Aquattro]

Originally Posted by Seriak

What, you guys or going to make me dig for an ancient article. Alright, I'll search.

search away Remember, if the at=rticle is too ancient, we'll discount it as too old.
Carbon can be a concern as some leach various compounds, and some carbon can be fine tuned to adsorb particular things, but they all work in any water.