Weeks ago I read this thread in preparation for winter. I had such good intentions...save money....make it simple.
Well, I failed
ended up paying $42.00 for a heated, thermo controlled waterer that I can't even lift when full.
I
to all of you who make it happen!!!
Well, I failed
I
My son has an old nightlight that he's outgrown--the kind with the 4 watt C7 screw-in bulb on a cord with a rolling thumb wheel switch (make sense?). It gets hot enough if left on for a while that you don't want to touch it. I never measured it's temperature though. I was wondering if that nightlight might work. 
