On 7/12/2016 1:09 AM, Deodiaus wrote:
see http://memphis.craigslist.org/grd/5678750036.html
I was thinking of building a backcast out of plaster on the outside or just sand to keep it from melting away in case I get too hot. Then just heat it up from the inside to reseal the hole.


Sure, go for it. Be sure to report back with the results.