Originally Posted by wwsmith111
No the low point drains are not flex and have petcock valves on them. What he is talking about are the flex tubes that are the overflow drains. Not sure which models have them but the models with two freshwater tanks do.
That would be correct. These are tubes that hang down perpendicular to the trailer bottom, about 6 in long. Low point drains run parallel with valves. My previous trailer, a Flagstaff, only vented the fresh tank through the little vent located by the gravity fill.