Have you ever used a generator with this trailer and if so where did you have it mounted?
Yes. Plug in on the outside
Does the stainless box on the back of the truck hold the propane tanks or wood?
Wood, propane is held upfront for 2 bottles.
What is the size of the inlet for filling the potable water tank?
Big enough to fill with a water hose.
Is the wastewater tank at least 15% larger than the potable water tank and the discharge valve at least 1"?
Yes, 3 or 4 inch discharge not sure.
Is the refrigeration run by propane or shore power?
Electric commercial fridge. Electric. Freezer. Propane burner and Stove cooker or warmer and gas in pit for warming or cooking also if needed
Has this trailer ever been permitted? if so, in what county?
This trailer has only been on military bases and has been permitted by Corp of engineers and also permitted by the base inspectors. If you need to permit for other places it should also pass inspection it was inspected weekly by military and monthly by corp of engineers.
Does this smoker use wood or pellets? I don't see a smoke stack.
Wood and has gas in pit also for warming or cooking.