Quote Originally Posted by Glephniven View Post
I have never heard a positive review, there are some on Youtube and they were negative.Most of things like that, including bio-pellets are Wolf Cookies and just another way of carbon dosing. I personally use a sulfur denitrator on my tank, very little maintenance and much less of a risk of hydrogen sulfide poisoning. I have found that my biggest problem with nitrate levels in my tank were caused by my girlfriend whom I cannot convince her that the fish are not starving because the come up to the top of the tank when she puts her hand up there, so it gets overfed.
I agree! I have one also,in the closet but have not needed it yet on this system.