Quote Originally Posted by kitedemon View Post
What is the ambient room temp? Is it low? It sounds like it might be low. Temps usually vary top to bottom but not by much a few degrees unless it is a cool room then the flexwatt doesn't get hot enough and you end up with tons of issues. Just thinking out loud here.
Its 79.3 held by a herpstat connected to an oilfilled rad. And the temps are all over tge board..low tubs r high high tubs r low