> Brian, I have to laugh a little bit right here not because of your question,
> but because of some of the replies I've seen posted here.
>
> 1.) The concrete in your patio is saturated with moisture. Adding
> very hot heat to a small portion of it causes the trapped moisture
> to expand and force it's way out of confinement. Result, a small
> explosion in you patio. Remedy is to start your chimney of
> fuel in a device that is designed to contain that heat. I use an
> offset and I start my chimney on the cook chamber grate and
> then dump it into the fire box. A cheap assed supermarket
> grill will serve the same purpose.
>
> Brick (Keep the shiny side up)


I have been using a metal galvanized pail turned upside down for setting
my chimney on. Plus I can use the bucket for ashes from the grills when
I clean them out.