Egg crate

[Lampshade]

Originally Posted by kookie_guy

Not really. It can actually help focus more light into the tank. If you've ever looked closely at light diffuser panels, you'll see that the suqres are not even on both sides. There's actually a top and bottom of the sheet, depending on what you want. There is a slight taper to the holes. If you put the narrower end down, it will help focus the light into the tank.

THat's true, depends on youre bubls though, apperently with T5 it won't change much since you have a large spread of light so most is hitting eggcrate at 90 degrees. Check out this T5 comparison eggcrate vs glass(red/green): http://www.reefcentral.com/forums/sh...7&postcount=28