oily looking film

[aquaticjedi]

I have a planted tank with an external and internal fiter,co2 injection at 1 bps. And have this oily looking film /scum on the surface what is this ? and have i got a problem?and what is the cause?

thanks jason

 

[chump54]

hi Jason...

check this thread out viewtopic.php?f=21&t=13603

Chris

 

[aquaticjedi]

thanks chris