I think an insulated cook box would be a problem
fires in stick burners still get pretty hot even small fires.
I think it would be hard to keep the temps down in an insulated cook chamber
Ok Joe Offset, New Braunfels El Dorado, Weber OTS 22.5 & 18.5, (2) Master Forge Charcoal, Auber ATC, charcoal retort Weber drum rotisserie
Member Great Lakes BBQ Assn