Yep, per hour.

--

Christopher A. Young
You can't shout down a troll.
You have to starve them.
..

"Richard J Kinch" wrote in message
. ..
Stormin Mormon writes:

Incidentally, a "ton" of cooling is the ammount of energy needed to
convert a ton of ice to water at 32F. Which works out to 12,000 BTU
per hour.

Per hour, eh?