Quote Originally Posted by The Serpent Merchant View Post
As long as the room stays over 75 you should be fine with just the UTH. Closer top 80 is ideal, but if it drops a few degrees at night it won't be a big deal s long as the hot spot stays at 90.
So the zoomed uth can be adjusted to 90 degrees? And I also read online that UTH's can malfunction and get up to like 120, have you ever had anything that drastic happen? Also what substrate do you use?