Forum Discussion
RoyB
Oct 19, 2014Explorer III
Usually all you find is the 14-inch by 14-inch hole supported through the entire roof opening. The roof mounted air conditioner top section is sandwiched to the bottom section with only four long bolts and a gasket. If the four long bolts got loose you may have got water damage into the center of the ceiling around the top air conditioner housing...


I know on my POPUP trailer ceiling I have two metal support beams that runs from one side of the roof to the other.
All I see on my fifth wheel trailer is just a wood support frame around the 14-inch by 14-inch hole. In the fifth wheel I have a built-in air duct cut out using the foam sprayed into the ceiling. I have pulled down the ceiling ducts and run RG cables thru theses ducts to get signal from end of the trailer to the other...
Hard to get my directions from your photo...
Roy Ken


I know on my POPUP trailer ceiling I have two metal support beams that runs from one side of the roof to the other.
All I see on my fifth wheel trailer is just a wood support frame around the 14-inch by 14-inch hole. In the fifth wheel I have a built-in air duct cut out using the foam sprayed into the ceiling. I have pulled down the ceiling ducts and run RG cables thru theses ducts to get signal from end of the trailer to the other...
Hard to get my directions from your photo...
Roy Ken
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