i've heard there is a new product called Nitra-guard and nitra-guard titanium biocubes from Canada that has gotten good reviews from RC. Appears to be alternative to biopellets. Has anyone tried it? Here are a few links.
http://www.reefcentral.com/forums/sh....php?t=2233657
http://reefbuilders.com/2012/09/27/nitraguard-biocubes-orca/
http://www.marineaquariumsa.com/showthread.php?t=37878
http://www.reefcentral.com/forums/sh....php?t=2233657
http://reefbuilders.com/2012/09/27/nitraguard-biocubes-orca/
http://www.marineaquariumsa.com/showthread.php?t=37878