Haven't been up north much, eh? :-)

"Bob Loblaw" wrote in message
...
Frozen pipes??? When you setback the t/stat by 20 degrees???
Not bloody likley when water freezes at 32 degrees F.

Respectfully, Bob

Art wrote:
Furnace may not be able to get your heat back up in reasonable time and
could lead to frozen pipes in hash weather and a bitchy spouse.

OK, but why? Does 15 or 20 plus degrees of heat differential mean the
furnace gets too hot when running to close the gap, or what?