Quote Originally Posted by LGray23 View Post
Thermostat probes go directly on the heat source, and the thermometer probe should be secured (with hot glue, silicone, anything but tape!) inside the tank in the center of the hot spot.
Using a dial type thermostat.. Wouldnt u still want a themometer probe on the uth? I always have.. That way u know exactly how hot that flex watt is..