How long do squirrels live without food or water, eg stuck inside roof tiles.?

I've seem squirrels chew through tin, aluminum, wood, anything. Rest assured these buggers will eventually get out.How long do squirrels live without food or water, eg stuck inside roof tiles.?
Id rather work on providing a way for the squirrel to get out ...........they sure can make a mess of electric wires in a short time - this could be a fire hazard in a hurry.How long do squirrels live without food or water, eg stuck inside roof tiles.?
You better hope it doesn't die. The stink from a dead squirrel is terrible.

refill