CBHVAC same @as.it.was.com wrote:

Remember, 12,000 BTUs, equals one ton...

That would be Btu per hour.

Nick

It's a snap to save energy in this country. As soon as more people
become involved in the basic math of heat transfer and get a gut-level,
as well as intellectual, grasp on how a house works, solution after
solution will appear.
Tom Smith, 1980