Quote Originally Posted by KMG View Post
I don't understand what your trying to say.
in a tub of ~3' height the temp dif betw bottom & top will have a range of >few degrees, esp via keeping a large water receptacle in one corner, the temp can be lowest there ~80 and then objects/material inside the housing (e.g mound of substrate, hides, bark, branches, etc) can provide a platform near the top of the housing where the temp can be >85... Set-ups like this require more space, time, & $ investment vs racks, and so are not feasible for collectors