Hi, My wife and I just bought a 1988 Terry Resort 24' fifth wheel and we're in the planning process of renovating it. One of our first projects is to upgrade the insulation. I haven't had the chanc...
If you decide to go the spray foam insulation route, be very careful. It is engineered to be sprayed between substantial residential siding and wall-board. As it expands, it can seriously bow the interior and exterior walls of an RV.