[QUOTE=Auriea;2649837I am wondering about doing the same on the backside so she cannot burn on the side mounted one.[/QUOTE]
The side mounted one is pointless. As I said above, they are called UNDER tank heaters for a reason. And again, unless your snake is spider man, it's pointless and a waste of electricity.
UTHs are not designed for ambient temps, they are solely there to provide a hot spot.