using ducted roof ac as non-ducted?
i have a 2004 ford e350 that has factory rear ac with duct and vents built into the headliner, which leaves no space on the roof for interior air box of roof ac units. after some research, i came u...
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My only concern would be if the opening is large enough for the proper amount of airflow without obstruction if I understand what you are trying to do.
