No clue where to get the stuff locally, only place I was able to source it from was BRS. I haven't tried the grey colored egg crate but I did buy the white version http://www.homedepot.com/p/Plaskolite-4-ft-x-2-ft-Suspended-Light-Ceiling-Panel-1199233A/202025149#.UkyR3NLkvmc so far it seems...