Not a problem
Here is the one I mounted. It was no problem and the unit is great. Portable units are a pain to use and I don't feel like they do a good job...(here in Texas.) Low profiles are still available and I recommend one instead of the big units...they look all wrong on a small Caravel
"If it can't be reduced, reused, repaired, rebuilt, refurbished, refinished, resold, recycled or composted
then it should be restricted, redesigned or removed from production."