Quote Originally Posted by Erie_herps View Post
Where do you have the thermostat probe at? It could be because it takes a while for the temperature to reach the probe and by that time the temperature is too hot. Depending on the thermostat you have it might have too low of sensitivity.
Both the thermomether's and thermostat's probes are near each other in the tub under the substrate (i use coco fiber) and they never have been moved by my BP, i keep them in place with a pebble.