Don't know of a thread about that conversion. It would take a lot of work to seal all the air, IMO. The pic here is a little box with a red x in it.
my avatar swiped fatties from the plate....look how sorry he is.
NB Bandera with mods
Weber 22 .5" x 2, 26.75" x 1
UDS x 3
Created "The Great Spam Revelation of 2011."