Quote Originally Posted by SCWood View Post
When using a small heat pad as back or side heat, do you need to use a thermostat?
Yes, but it's very inefficient heat. I have back heat in a rack and the t-stat has to be set to 105*F for the back wall of the tub to get to the low 90's. If you have a tank then back/side heat won't do anything for you at all.