A thermostat regulates the uth. Without one you are doing more harm than good. Depending on the heat source you are running well over 100 degrees surface temps.Originally Posted by VigdisXX
I have a 20 gallon tank.
What kind of thermostat for the uth? Where can i find one?
Thanks for helping
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An IR thermometer will give you accurate readings to adjust from on a thermostat.
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