Quote Originally Posted by drdreww
In your guys experience do ibc container plastic need to be covered to prevent algae? Or does it not allow that much light through

I had to use insulation on mine because the Algae was building up too quickly, I had some foil insulation leftover from a project that I have gotten from Lowes :


http://www.lowes.com/pd_13358-56291-BP4 ... facetInfo=


This is the link to my system:
Getting my feet wet...