biodenitrator

[fast eddie]

Hi anyone useing a korallin biodenitrator I have no info on them anyone point
me too wear I can get info or anyone useing denitrator are they hard to use
do you have too ajust all the time? how often do you need to change the
sulpher? thank you

 

[packer]

I use a midwest aquatics sulphur model. It has worked great for me. They are basically the same units, Midwest is made here in USA and has info on thier website.