wrote in message
...
On Oct 10, 11:49 am, "Colbyt" wrote:
warm air into the attic which I think
causes ice to form at the eaves.

Isn't it the other way around?
-------------------------------------------------------------
It really isn't the warm air that causes the ice to form, but the humid warm
air that will rise up through any opening and carry the moisture with it.
This moisture will for the ice.