Quote Originally Posted by roelani
Ambient temps in the house average about 65 in the winter. There's no way I can manage with just one heat source, my cool side will be frigid.

I'm thinking I'm going to have to invest in another rheostat and UTH, ditch the heat bulb and use just a normal bulb for the warm side during the day.
Mine is about 68 for room temp. I already have 2 UTH with 2 therostats, and the 75W bulb at night and it didn't cut it.