Quote Originally Posted by bman123 View Post
You need a real t stat. not a rheostat or a dimmer but a tstat. Set it & forget it.
A rheostat and dimmer will fluctuate, you dont want that.
A rheostat is better than nothing though. Most reptile thermostats can only be found online so a rheostat is a good temporary means of control until a thermostat has arrived. Nothing wrong with using a rheostat on a temporary basis.