I was browsing my retrofit forum and came across some interesting threads, one was about how little of an amount of water it takes to fog up a housing. Was some chevy impala lights but didn't take a couple drops to fog it up completely.. I was reading through and it seems like a lot of retrofitters use silica gel pack much like these
http://www.theretrofitsource.com/sil...l#.UtttBX876K0
They can be found anywhere, and I know it's shouldn't be a solution, but cheap insurance for anyone that might have condensation issues.. Once I'm finished with my set I'll add a couple pouches