On Sat, 26 May 2012 22:52:40 -0400, wrote:

On Sat, 26 May 2012 22:19:07 -0400, wrote:

They still CAN put 20 lbs into the tank - they choose not to.

Not with the new OPD valve. There is a float in there that shuts it
off.
No, it shuts it off at 20 lbs, not at the reduced fill that Blue
Rhino, and some other prefilled tank vendors are apparently supplying.