mm wrote:

To add to my post: To compensate for what Smarty says, you would need
to put in a 24 volt relay in the h-stat that would turn the load off
when the relay is on, and turn the load on when the relay is off.

Ignore Smarty. Just buy the right kind, eg Honeywell's H46C1166...

http://www.grainger.com/Grainger/wwg...mId=1611632220

Nick