These walls are made by pressing them together. How to duplicate pressure from both sides of a RV wall is yet to be performed on a completed RV.
details how to repair surface damage and repair through-holes in a laminated wall, but doesn't address repairing delamination where there is no hole through the wall. Good luck with your venture.
2000 Winnebago Ultimate Freedom USQ40JD
, ISC 8.3 Cummins 350, Spartan MM Chassis. USA 1SG, retired;PPA,Good Sam Life member."We the people are the rightful masters of both the Congress and the Courts - not to overthrow the Constitution but to overthrow men who pervert theConstitution. "Abraham Lincoln"