"Christian McArdle" wrote in message
. net...
We're not discussing the simplest way of improving efficiency. We're
discussing the simplest method reheating a cylinder.

No we are not.

I qoute from your original.

"The simplest method to re-heat
a cylinder. Have two cylinder stats, top
and bottom of the cylinder either strap-on or immersed."

Correction. Typo. The simplest method to efficiently re-heat a cylinder.