May 22, 2002, 12:26 AM
Just out of interest have you ever tried turning this off, just to see if it makes any difference over a period of say 2 weeks. I may try this to see how much it is actually doing.
I'll do a test once one of my bio filters wakes up again and starts clearing the water a little more. (It took a bit of a knock while cleaning)
(This post was edited by SMW1 on May 22, 2002, 12:27 AM)