LF Denitrators

[fencer]

Does anybody have a Denitrator system they want to part with. One they use sulfur and calcium carbonate I need it for my project Pm me

[ferret]

I have one 'Midwest Aquatic' sulfur denitrifier ( a copy of Koralin reactor ) idling around in my garage for years. I'm looking for $50 not including shipping. Pm me your email so that I can send you pictures if interested.