Quote Originally Posted by Kaorte View Post
You can run a dimmer between a thermostat to get a different temperature on the second heating device. They just need to be identical. This is helpful for single setups that want two UTHs on different temperatures.
From what i've read stats like Helix and Spyder highly recommend against splicing a power adjuster in between. Which is what a dimmer is. i believe something about Triax failure but not sure.