Has anyone used this filter? I currently have it on a 55 gallon and its not doing that great of a job, despite weekly water and gravel cleaning. Any suggestions?
Here is a link: http://www.marineandreef.com/Marineland_Emperor_400_Filter_Power_Bio_Wheel_p/rml50479.htm
Here is a link: http://www.marineandreef.com/Marineland_Emperor_400_Filter_Power_Bio_Wheel_p/rml50479.htm