this post should be done from 5 month since i started scrubbing
this is my video
http://www.youtube.com/watch?v=o6TnmwBF ... r_embedded
thanx to santa monice for clearing every point for about one year
my nitrates and phosphates are zero
here is the link to the original thread
viewtopic.php?f=2&t=788
thnx santa monica