Originally posted by CWFish:
<strong>I would shoot for 2 degrees or less maximum swing in daily temp.</strong><hr></blockquote>Although this would be great,,,Most of us live in the real world.Asking for two degrees would be impossible to most...Even with a 500 dollar chiller,I would bet my tank would gain more than that in a day.Although you do raise a good point.It IS the ammount of the temp swing that really matters,but more importantly it's how quickly this temp swing occures...A 5deg tempswing could cause problems(stress)if it was to happen immediatly...But over the corse of a day(8hours)it is not a problem at all...