Anyone used a denitrator

[BryanF]

I picked up a system that came with a Peseidon x-3 denitrator. I've have never heard if one before so I did a little research online. Seems like it works similar to biopellets. Wondering if anyone has experience or opinions on these systems?

http://www.poseidonwarehouse.com/De...X2_X3_Denitrators/Poseidon_X3_DeNitrator.html