RV delamination occurs in fiberglass RVs when the layers of fiberglass or gel coating separate from the backing materials. The backing is typically plywood or luan.
RV delamination is typically the result of moisture between the various layers of an RV’s structure.
There are typically several signs of delamination in an RV. First, you’re likely to notice bubbles or small cracks on the exterior walls of your RV.
Unless you do something about it, the problem will only worsen. What could be a simple fix might grow into a costly repair.