What does delamination look like on an RV?
Rachel Ross
Published Feb 08, 2026
What does delamination look like on an RV?
RV delamination appears cosmetically on the outside of your RV and looks like large bubbles showing up on your paint job. It can also look like canvas sagging down off the walls. Your RV delamination might also look like a wavy plastic covering on your RV exterior. It may also be squishy or soft to the touch.
How can I fix delamination on my RV sidewall?
One common and affordable solution for fixing RV delamination is to apply an epoxy resin on the inside of where the delamination is occurring and use pressure to reseal the area. This helps to bind the materials back together and since epoxy is clear, you won’t be able to noticeably see the patchwork.
How does bubble delamination work on a fiberglass roof?
A really small leak for a long time will devide the luan in the 3 layers, without desintagrating it. 3) Bubble delamination: Once the fiberglass is appart from the Luan, it’s expansion rate to heat becomes different, so when exposed to sun it bubbles out.
How do you repair delamination on a boat?
The outer skin (luan & fiberglass) and the inner skin do contribute but to a lesser extent than on a boat. That said the only “proper” way to repair delamination in a structural area on a boat is to cut away the outer skin, remove the core and replace it and then replace the skin with resin & cloth & gel coat.
Is there a problem with my RV delamination?
RV delamination is a problem that can affect all sizes of vehicles, but is most common in coaches. We received a question from a Club member who was experiencing delamination on the sidewall of his Coachmen Class C.
What does delamination of RV sidewall look like?
Delamination is noticeable in the form of bubbles, blisters, waves, and even wood rot inside. Understanding how it happens and simple ways to fix RV delamination will ensure a long-lasting RV exterior for future road trips.
What should I do about delamination on my roof?
Finally, roofs on special-purpose buildings that generate significant levels of humidity — such as freezer facilities or indoor swimming pools — are inherently prone to delamination. The best fix in most situations is to simply replace the delaminated material with new membrane.
What’s the difference between roof blisters and delamination?
Blisters and delaminations aren’t the same issue, but they have similar symptoms and cause similar problems. They both attack the roof’s surface and, if left to fester, both make a roof system more susceptible to wind and water damage.