Quote Originally Posted by Stewart_Reptiles View Post
There is no answer to your question what YOU will set YOUR t-stat on will depend on various factors that are unique to YOU

Ambient temps, are far the heat is recessed, tubs thickness (different manufacturer different thickness) etc so you need to play around and set it check your temps and adjust accordingly.

That's what I thought. But had to ask.
Guess I'll just get the temp gun out, and play around with it.