Originally Posted by
rleahaines
hang a screen inside the basket with a air diffuser wand on the bottom. Use one of those plastic feeding clips at the top to hang it and hold it in place 1/4 inch from glass. Put RED LED light on the outside shining in. - instant upflow scrubber. The size of your screen depends on how much you feed.
If you have room behind the tank, you could also shine in 28 Watt CFL bulb with a reflector instead of the LEDs. If you look around on this site you may also find other ways of doing the lighting that may work or fit.