On Fri, 19 Apr 2013 22:21:48 -0400, Hench wrote:

In a bout of act first think later, I purchase a backup tank of BBQ propane.

But nowhere to store this thing.

Any safety issues if I keep it under a pressured treated deck? Under the
BBQ itself is not an option.

That is where I keep mine. Never had a problem in 45 years.