[Jack]

Check out the Tunze Nano cleaner. I have one and it works great. It removes all the surface slime and it's a good place for carbon.

http://www.jlaquatics.com/phpstore/s...t_ID=tz-ps3165

http://www.tunze.com/details.html?&L..._tunzeprod_pi1[prodid]=3165.000